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Total of 108 patents found where: Residence is 'Pittsburg, PA';

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T / S	Patent	Date	Description	Patentee	Category	Assigned To
		1848
U	5,889	October 31, 1848	Insulating Support for Telegraph Wires Block (glass) with zigzag slit held by hooded bracket	LIVINGSTON, Laureston R. ROGGEN, John J. ADAMS, Calvin	Block
		1849
U	6,779	October 9, 1849	Supporter for Telegraph Wires Hook encased in metal shell (also House-top insulator?)	LIVINGSTON, L. R. ROGGEN, J. J. ADAMS, Calvin KENDALL, Amos VAIL, Alfred	Hook
		1860
U	28,397	May 22, 1860	Improvement in Making Sheet Metal Caps & c. Method of making screw caps	NEWTON, Orrin	HU
		1864
U	42,143	March 29, 1864	Glass Pressing Machine Glass press using steam piston to apply pressure	MCKEE, Frederick BALLINGER, Charles	Press	McKee and Brothers
		1867
U	70,727	November 12, 1867	Improvement in Insulators for Lightning Rods Lightning rod insulator (glass) with sheet metal strip under shingles	LOCKHART, Thomas J. LOCKE, Josiah	Lightning Rod Insulator
		1870
U	107,075	September 6, 1870	Improvement in Telegraph Insulators Threaded screw top (external) for mounting in hole in crossarm or pole	MCKEE, Samuel	Thread
		1871
U	111,052	January 17, 1871	Improvement in Lightning Rods Lightning rod made of stiffened copper wire and threaded joint on the ends to attach a point	FRICKE, Joseph R.	Lightning Rod
U	112,137	February 28, 1871	Improvement in Lightning Rods Lightning rod made from wrapping multiple layers to build up desired diameter cable	FRICKE, Joseph R.	Lightning Rod
		1875
U	167,608	September 14, 1875	Improvement in the Manufacture of Glassware Lamp foot made by pushing up bottom	GILL, James C.	Lamp	John Adams & Co.
D	8,663	September 28, 1875	Design for Glassware Design for Liberty Bell (Signers Platter) design	GILL, James C.	Platter
		1876
D	8,942	February 1, 1876	Design for Glass Dishes Bird shaped glass pickle dish	PROEGER, Julius	HI	Robert Hemingray
U	178,504	June 13, 1876	Improvement in the Manufacture of Glassware Mold for glass wall pocket	BECK, Washington	HU
		1879
U	215,516	May 20, 1879	Improvement in Devices for Attaching Plungers to Glass Presses Means of attaching a plunger to a glass press using a chuck. (This is known as the ""Gill Chuck"" and may have been used in insulator production, it is not known if Gill was employed by Hemingray at the time of this patent.)	GILL, James G.	Plunger
		1882
U	264,379	September 12, 1882	Mode of Making Glass Screw Caps Mode of making glass screw caps for jars. Patent was used by the Cadiz Glass Co.	WALLACE, William M.	Jars	1/2 to Charles M. Rhodes
		1883
U	270,162	January 2, 1883	Mold for Forming Glass Screw Caps Mold for making glass screw caps for jars. Patent was used by the Cadiz Glass Co.	WALLACE, William M.	Jars	Charles M. Rhodes
		1884
U	301,329	July 1, 1884	Plunger for Pressing Glass Insulator press with a plunger made of plaster of Paris	BECK, Washington	Press
U	301,946	July 15, 1884	Jug Top Syrup jug top	WRIGHT, Homer	HU
		1885
U	311,115	January 20, 1885	Lightning Conductor Lightning rod system using flexible braided wire rod and ridgid tips	FRICKE, Joseph R.	Lightning Rod
		1887
U	373,407	November 15, 1887	Interlocking Coupling for Lightning Rods Coupling for lightning rods the interlocks with slots and projections on each end of the rod sections	KRESS, George R.	Lightning Rod Coupling
		1890
U	421,819	February 18, 1890	Insulator Blocks (2) to hold wire and pole system	DAVY, John W.	Block
		1891
U	452,796	May 26, 1891	Hollow Braided Lightning Rod Flexible lightning rod made of hollow plaited cable	KRESS, George R.	Lightning Rod
		1893
U	492,512	February 28, 1893	Lightning Rod Ball Hollow glass ball with metal tube inserted that is flanged on each end to secure it in the ball	HUM, Edward K.	Lightning Rod Ornament
		1894
U	517,634	April 3, 1894	Pin for Insulators Pin for use with oil cup, CD 244 (see 524,659)	WINSLOW, George H.	Insulator
U	524,659	August 14, 1894	Insulator Oil cup with means to support the cup from the insulator (see 517,634)	WINSLOW, George H.	Oil
		1895
U	541,459	June 25, 1895	Combined Insulator and Fuse Holder Glass insulator which holds a fuse protected from the weather.	SCOTT, Charles F. DAVIS, Harry P.	Fuse Holder	Westinghouse Electric & Mfg. Co.
		1896
U	556,984	March 24, 1896	Lightning Rod Ball Method of silvering the interior of the ball and protecting the silver with a coating	HUM, Edward K.	Lightning Rod Ornament
		1897
U	595,543	December 14, 1897	Tubular Tripod Brace for Lightning Rods Lightning rod tripod support with tubular legs and male connection for conductor between the legs	KRESS, George R.	Lightning Rod	D. W. Dearing
		1899
D	30,637	April 25, 1899	Design for an Insulator CD 249, CD 282, CD 283, CD 303.5 ""Provo"" insulator	CONVERSE, Vernon G.	Pin-type	Hemingray Glass Co.
		1901
U	682,831	September 17, 1901	Adjustable Insulator Knobs with various fluted sides grouped to hold wire	MURDOCK, Henry D.	Knob
		1902
U	701,847	June 10, 1902	Insulator CD 317.8, CD 313 & CD 313.1 stacking glass sections	CONVERSE, Vernon G.	Insulator	Hemingray ????
U	701,848	June 10, 1902	Insulator Stacking glass sections with sections fused or cemented together	CONVERSE, Vernon G.	Stack	Hemingray ????
		1903
U	735,212	August 4, 1903	Insulator CD 317.7, insulator with glass sleeve (CD 314)	CONVERSE, Vernon G.	Insulator
U	742,601	October 27, 1903	Glass Finishing Apparatus Press for making glassware	CROSKEY, John H.	Press
U	742,602	October 27, 1903	Method of Finishing Glassware Press for making glassware	CROSKEY, John H.	Press
		1905
U	794,435	July 11, 1905	Thermal Cut-Out Fuse holder (Westinghouse -- see photo)	VARNEY, Theodore	Fuse Holder	Westinghouse Elec. & Mfg. Co.
		1906
U	817,835	April 17, 1906	Apparatus for Manufacturing Glass Articles Press for making glassware	CROSKEY, John H.	Press	Duquesne Glass Co.
U	817,836	April 17, 1906	Apparatus for Manufacturing Glass Articles Press for making glassware	CROSKEY, John H.	Press	Duquesne Glass Co.
U	820,477	May 15, 1906	Apparatus for Manufacturing Glass Articles Press for making glassware	CROSKEY, John H.	Press	Duquesne Glass Co.
U	820,478	May 15, 1906	Apparatus for Manufacturing Glass Articles Press for making glassware	CROSKEY, John H.	Press	Duquesne Glass Co.
U	820,479	May 15, 1906	Apparatus for Manufacturing Glass Articles Press for making glassware	CROSKEY, John H.	Press	Duquesne Glass Co.
		1907
U	840,994	January 8, 1907	Apparatus for Manufacturing Glass Articles Press for making glassware	CROSKEY, John H.	Press	Duquesne Glass Co.
U	852,932	May 7, 1907	Charging Mechanism for Glass Molds Press for making glassware	CROSKEY, John H.	Press	Duquesne Glass Co.
		1908
U	881,096	March 3, 1908	Glass Gathering Apparatus Press for making glassware	CROSKEY, John H.	Press	Duquesne Glass Co.
U	896,934	August 25, 1908	Insulator Strain insulator (assigned to Westinghouse) (see article 12236)	NIKONOW, John P.	Strain
U	897,669	September 1, 1908	Insulator Knob - self-tying	SIEGWART, Frank J.	Knob
U	899,859	September 29, 1908	Aerial Trolley Support Metal pole arm to support trolley hanger insulators	BRYAN, James ETHERIDGE, Harry BALSINGER, Edgar McCormack	Hanger
U	900,917	October 13, 1908	Insulator Self-tying miscellaneous	DOBSON, Grant	Self-tying Miscellaneous	1/2 to Richard Ohloff
U	904,969	November 24, 1908	Lightning Rod Lightning rod with Y-shaped tubular support from the point down to the conductor with slip collar attaching the Y support to the conductor	KRESS, George R.	Lightning Rod
		1909
U	926,521	June 29, 1909	Method of Protecting Buildings from Lightning Method of improving lightning protection by keeping the roof cool with air or water	TOTTEN, Robert C.	Lightning Rod System
		1910
U	946,623	January 18, 1910	Insulator for Electric lines Metal cap cemented on crown to hold wire in crown or side groove	VARNEY, Theodore	Cap	Westinghouse Electric & Mfg. Co.
U	948,321	February 8, 1910	Knob Insulator Knob or spool to support a pair of insulation covered wires	GRACE, Sergius P.	Knob	Western Electric Co.
U	974,396	November 1, 1910	Lightning Rod Lightning conductor composed of a water-retaining fibrous cored covered by a helical winding with a braided wire covering	KRESS, Edward J.	Lightning Rod	William M. Leatherman
		1911
U	996,365	June 27, 1911	Apparatus for Forming Hollow Glassware Bottle blowing machine	RICHARD, Harvey A. CONWAY, Thomas J.	Bottle
U	1,006,268	October 17, 1911	Insulator Bracket Bracket (various styles) using spring for threads (see 856,488 and 856,801)	PEIRCE, JR., Charles L.	Bracket	Hubbard & Co.
U	1,007,138	October 31, 1911	Insulator Bracket Bracket (various styles) using spring for threads (see 856,488 and 856,801)	PEIRCE, JR., Charles L.	Bracket	Hubbard & Co.
		1912
U	1,013,250	January 2, 1912	Insulator Pin Pin for mine insulator comprised of split sheet metal	WILSON, Walter J.	Pin
U	1,048,587	December 31, 1912	Wire Holder for Insulators Tie wire clip	REIFFER, Anthony J. MAYS, David P.	Tie Wire
		1914
D	46,451	September 22, 1914	Design for an Insulator Strain	SCHAAKE, William	Strain	Westinghouse Electric & Mfg. Co.
		1915
U	1,129,520	February 23, 1915	Insulating Body for Electrical Apparatus Multipart, theory to shape insulator to conform to electrical fields (typical spelling is FORTESCUE, Charles Le G.) (see 1,259,385)	RANDALL, Karl C. FARNSWORTH, Sidney W. FORTESCUE, Charles Le Geyt	Multipart	Westinghouse Electric & Mfg. Co.
U	1,132,281	March 16, 1915	Reactive Coil Odd arrangement for a choke coil around Hewlett fish-tail strain insulators.	MOODY, Walter S.	Coil	General Electric Co.
U	1,143,983	June 22, 1915	Insulator Support Pin with metal spring coil of varying diameter for threads	MILLER, Charles E.	Pin
U	1,147,757	July 27, 1915	Insulator Supporting Structure Bracket for 3-phase circuit using multipart insulator oriented in shape of >	SEYLER, Carl P.	Bracket
U	1,149,282	August 10, 1915	Insulator Supporting Fixture Bracket (various styles) made by bending pipe	PEIRCE, JR., Charles L.	Bracket
U	1,152,211	August 31, 1915	Secondary Rack Secondary rack built away from the pole.	PEIRCE, JR., Charles L.	Secondary Rack
U	1,157,036	October 19, 1915	Insulator Supporting Fixture Bracket for holding spool insulator vertically and supported with a rod	PEIRCE, JR., Charles L.	Bracket	1/2 to Hubbard & Co.
U	1,157,037	October 19, 1915	Insulator Supporting Structure Bracket stamped from sheet metal and curved upward with spring for threads	PEIRCE, JR., Charles L.	Bracket	1/2 to Hubbard & Co.
U	1,158,149	October 26, 1915	Insulator Support Pin, metal with spring for threads (improvement on 856,488)	PEIRCE, JR., Charles L.	Pin
		1916
U	1,166,928	January 4, 1916	Insulator Supporting Bracket Bracket mounted on side of pole for one insulator	PEIRCE, JR., Charles L.	Bracket
U	1,174,607	March 7, 1916	Insulator Supporting Pin Pin, metal threaded to receive metal bushing cemented in insulator	PEIRCE, JR., Charles L.	Pin
U	1,175,077	March 14, 1916	Sheet Metal Pole Arm Crossarm made of sheet metal.	PEIRCE, JR., Charles L.	Crossarm
U	1,175,078	March 14, 1916	Insulator Supporting Fixture Bracket, metal pipe to support three insulators at top of pole	PEIRCE, JR., Charles L.	Bracket
D	49,365	July 11, 1916	Design for a Strain Insulator Strain	MULLER, Henry N.	Strain
U	1,192,690	July 25, 1916	Insulator Supporting Structure Pin (metal) for mounting on crossarm in combination with a threaded thimble	SCHAAKE, William	Pin	Westinghouse Electric & Mfg. Co.
U	1,193,602	August 8, 1916	Insulator Supporting Fixture Bracket, composed of sheet metal parts easily assembled	PEIRCE, JR., Charles L.	Bracket	1/2 to Hubbard & Co.
U	1,195,263	August 22, 1916	Insulator Support Bracket, sheet metal stamped in U-bracket with attached threads	PEIRCE, JR., Charles L.	Bracket	1/2 to Hubbard & Co.
U	1,196,272	August 29, 1916	Insulator Pin Pin, metal with sheet metal support cone and threads	PEIRCE, JR., Charles L.	Pin	1/2 to Hubbard & Co.
U	1,196,273	August 29, 1916	Cross Arm Saddle Saddle for pin that fits on top of crossarm	PEIRCE, JR., Charles L.	Pin	1/2 to Hubbard & Co.
U	1,197,659	September 12, 1916	Insulator Support Bracket, sheet metal stamped in U-bracket with attached threads	PEIRCE, JR., Charles L.	Bracket	1/2 to Hubbard & Co.
U	1,197,660	September 12, 1916	Insulator Support Bracket, sheet metal stamped in U-bracket with attached threads	PEIRCE, JR., Charles L.	Bracket	1/2 to Hubbard & Co.
U	1,202,418	October 24, 1916	Insulator Support Pin, metal with bolting bracket and threaded for cementing type thimble	PEIRCE, JR., Charles L.	Pin	1/2 to Hubbard & Co.
U	1,202,419	October 24, 1916	Insulator Supporting Pin Pin, metal with bolting bracket and spring for threads	PEIRCE, JR., Charles L.	Pin	1/2 to Hubbard & Co.
U	1,202,885	October 31, 1916	Insulator Pin Pin, metal with bolting bracket and spring for threads	PEIRCE, JR., Charles L.	Pin	1/2 to Hubbard & Co.
U	1,207,321	December 5, 1916	Insulator Support Pin, metal to fit loose in sheet metal thimble	PEIRCE, JR., Charles L.	Pin	1/2 to Hubbard & Co.
		1917
U	1,210,685	January 2, 1917	Insulator Support Bracket, sheet metal U-shaped with attached threaded wood thimble	PEIRCE, JR., Charles L.	Bracket	1/2 to Hubbard & Co.
U	1,210,686	January 2, 1917	Insulator Support Bracket, sheet metal U-shaped with yielding split threaded thimble	PEIRCE, JR., Charles L.	Bracket	1/2 to Hubbard & Co.
U	1,210,687	January 2, 1917	Insulator Suspension Bracket Bracket, sheet metal U-shaped for long spans attached to a cable	PEIRCE, JR., Charles L.	Bracket	1/2 to Hubbard & Co.
U	1,212,394	January 16, 1917	Insulator Support Bracket, sheet metal U-shaped with spring clip to secure insulator	PEIRCE, JR., Charles L.	Bracket	1/2 to Hubbard & Co.
U	1,212,673	January 16, 1917	Insulator Supporting Bracket Bracket, sheet metal U-shaped to fit over crossarm and threads made of a spring to secure insulator	PEIRCE, JR., Charles L.	Bracket	1/2 to Hubbard & Co.
U	1,217,315	February 27, 1917	Insulator Knob	KENDIG, Julian H.	Knob
U	1,217,508	February 27, 1917	Insulator Strain and suspension with special metal links for superior strength	SCHAAKE, William	Strain/suspension	Westinghouse Electric & Mfg. Co.
U	1,219,862	March 20, 1917	Separable Insulator Thimble Structure Thimble designed to be removable with external & internal threads	PEIRCE, JR., Charles L.	Thimble	Hubbard & Co.
U	1,232,354	July 3, 1917	Insulator nail-knob	MAIR, John E.	Knob	Brunt Tile & Porcelain Co.
U	1,236,668	August 14, 1917	Insulator Clamping Device Clamp for crown of large insulator	BROWN, James M.	Clamp	Westinghouse Electric & Mfg. Co.
U	1,241,528	October 2, 1917	Insulator Suspension with shells nested together by means of external threads	LINCOLN, Paul M.	Suspension	Westinghouse Electric & Mfg. Co.
U	1,249,820	December 11, 1917	Insulator Composition insulator with side cable clamp	PHARO, Harry A. SCHAAKE, William	Composition	Westinghouse Electric & Mfg. Co.
		1918
U	1,259,385	March 12, 1918	Suspension Insulator Suspension insulator (see 1,129,520)	FORTESCUE, Charles Le G.	Suspension	Westinghouse Electric & Mfg. Co.
U	1,264,396	April 30, 1918	Lightning Arrester Lightning arrester attached to M-3021	HAYS, Frederick W.	Lightning Arrester/M-3021
D	52,139	July 2, 1918	Design for a Strain Insulator Strain	KENDIG, Julian H.	Strain
		1919
U	1,296,587	March 4, 1919	Insulator Clamp for crown of large insulator to resist strain of curves	SCHAAKE, William	Clamp	Westinghouse Electric & Mfg. Co.
D	53,522	July 8, 1919	Design for an Insulator Strain	PIERCE, JR., Charles L.	Strain	1/2 to Hubbard & Co.
		1921
U	1,374,998	April 19, 1921	Insulator Multipart porcelain insulator of Faradoid design (spelling for other patents: GILCHREST, George Irving)	FORTESCUE, Charles Le G. GILCHREST, George I.	Multipart	Westinghouse Electric & Mfg. Co.
		1924
U	1,479,155	January 1, 1924	Insulator Support or Bracket Bracket for wireholder knobs	PEIRCE, JR., Charles L.	Bracket	1/2 to Hubbard & Co.
U	1,488,474	April 1, 1924	Machine for Molding Insulators Press and molding machine for porcelain insulators	BURNS, James A.	Press	Westinghouse Electric & Mfg. Co.
		1925
U	1,538,428	May 19, 1925	Pole Line Insulator Self-tying odd insulator screwed into cut-out in top of crossarm	EMMONS, Albert F.	Self-tying Miscellaneous
		1927
D	72,459	April 12, 1927	Design for a Bottle Design for Bottle (Big Boy)	TAYLOR, Arch B. LONG, Cornelia Taylor SOHN, Archie C.	HU	Taylor-Long Co.
U	1,637,374	August 2, 1927	Insulator Suspension, tubular with ribs and cap on both ends	FORTESCUE, Charles Le G.	Suspension	Westinghouse Electric & Mfg. Co.
		1932
U	1,852,093	April 5, 1932	Article of Manufacture and Process of Making It RFI metallic coating and process of applying it to porcelain insulators	SMEDE, Lloyd SHAND, Errol B.	RFI	Westinghouse Electric & Mfg. Co.
		1936
U	2,032,017	February 25, 1936	Sheet Metal Insulator Support Pin and Method of Making the Same Steel sheet metal pin easily manufactured	HOCHER, Andrew A. LASHER, Marshall	Pin	Hubbard and Co.

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