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Total of 72 patents found where: Class is '29';

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T / S	Patent	Date	Description	Patentee	Category	Assigned To
		1867
U	64,654	May 14, 1867	Improvement in Insulators CD 732.2, threadless insulator with enlarged chamber for slotted pin (CJ 6-93-12)	FLOYD, George	Insulator
		1869
U	86,151	January 26, 1869	Improved Mode of Constructing Lightning Rods Method of welding galvanized and copper wires to form a lightning rod	HAMILTON, G. B. STEVENES, J. S.	Lightning Rod
		1870
U	99,381	February 1, 1870	Improvement in Lightning Rods Square hollow lightning rod connected with square plug that fits inside the ends and secured by crimping with a punch	WEST, J. D.	Lightning Rod
		1871
U	119,987	October 17, 1871	Improvement in Machines for Making Lightning Rods Machine for making lightning rods (see 113,154) by wrapping wires around a central core, covering with a sheath of sheet copper, and coiling up the rod as it is produced	KNAPP, George S.	Lightning Rod Machine
		1874
U	156,713	November 10, 1874	Improvement in Machines for Making Tubular Lightning Rods Machine for making lightning rods by make metal tubes from sheet metal and wrapping the tubes around a central core	SCHOONMAKER, John C.	Lightning Rod Machine
		1875
U	161,541	March 30, 1875	Improvement in Machines for Making Lightning Rods Machine for making lightning rods (see reissue 8,696)	MUNN, William B.	Lightning Rod Machine
		1876
U	173,962	February 22, 1876	Improvement in Couplings for Tubing and Lightning Rods Coupling made of a short hollow piece placed inside both ends of the rod and crimped down through the rod ends to secure the sections	JOHNSON, Isaac	Lightning Rod Coupling	Reyburn, Hunter & Co.
		1879
R	8,696	May 6, 1879	Improvement in Machines for Making Lightning Rods Machine for making lightning rods (see 161,541)	MUNN, William B.	Lightning Rod Machine
		1884
U	297,291	April 22, 1884	Portable Lightning Rod Machine Portable machine to make lightning rods	PATEE, Theodorus H.	Lightning Rod Machine
		1892
U	470,514	March 8, 1892	Lightning Conductor Hollow conductor rod with slip fittings	SIMPSON, Harvey	Lightning Rod
U	472,529	April 12, 1892	Insulator Support Pin (metal) with wooden cob for glass insulators	DOREN, Dennis	Pin
U	476,207	May 31, 1892	Insulator Pin Pin	LOCKE, Fred M.	Pin
		1905
U	779,828	January 10, 1905	Insulator Pin Pin composed of bolt and threads formed in split metal tube	WOOD, Montraville M.	Pin	General Electric Co.
U	806,887	December 12, 1905	Insulator Pin Pin (metal) with ribbed cast iron base	GODDARD, Walter T.	Pin	Locke Insulator Mfg. Co.
		1907
U	856,801	June 11, 1907	Insulator Pin (metal) using spring for threads	PEIRCE, JR., Charles L.	Pin	Peirce Specialty Co.
		1908
U	878,870	February 11, 1908	Insulator Support Pin with metal shank and bolt	CREAGHEAD, Thomas J.	Pin
U	905,414	December 1, 1908	Metallic Insulator Pin Pin, split metal	ETTE, Charles G.	Pin	Ette Investment Co.
		1909
U	915,330	March 16, 1909	Insulator and Wire Clamp Self-tying twist lock type	BLACKBURN, Jasper	Self-tying Twist
U	941,032	November 23, 1909	Process of Manufacturing Insulators Press to mold and produce composition strain insulator	MCCARTHY, Louis	Press	The Macallen Co.
		1911
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	1,022,121	April 2, 1912	Insulator Pin Pin, metal with barbs to hold it in hole in crossarm	BOYLAND, Clarence Joseph	Pin
U	1,036,136	August 20, 1912	Tool for Stringing Line Wires Special bracket that fits around the insulator and crossarm to loosely hold the line wire during stringing and before the line is tied to the insulator	MENAGER, Henry A.	Bracket	91/100 to John A. Menager
		1913
U	1,065,983	July 1, 1913	Insulator Pin (metal) formed from sheet metal	STOCKWELL, Millard E.	Pin
U	1,070,948	August 19, 1913	Cable and Tube Coupling Lightning rod coupling formed from sheet metal with flaps that fold over the conductor	DODD, Thomas W.	Lightning Rod Coupling
		1919
U	1,314,682	September 2, 1919	Spur Forming Machine Machine for making nail-knobs (see 1,517,084)	MCKNIGHT, Oscar W.	Knob	Brunt Tile & Porcelain Co.
U	1,315,998	September 16, 1919	Insulator Support Thimble Thimble with standard external threads pressed out of sheet metal and attached to a steel pin	SOUTHGATE, George T.	Thimble
U	1,324,559	December 9, 1919	Insulating Support Suspension cap and pin to improve strength of connection	LANYON, Samuel H.	Suspension
		1922
U	1,413,023	April 18, 1922	Method and Means for Forming Passages in Plastic Material Suspension Hewlett design, method of cutting ring hole	GOUVERNEUR, Minor F. H.	Suspension	Locke Insulator Corp.
		1923
U	1,465,157	August 14, 1923	Apparatus for Shaping Insulators Machine to shape to crown of a small pin-type insulator	BUCKLEY, Lorenzo C.	Machine	The R. Thomas & Sons Co.
		1924
U	1,486,664	March 11, 1924	Assembling Machine for Insulator Knobs Machine to assemble nail-knobs	HIRES, John Edgar	Knob	Automatic Machinery and Equipment Co., Inc.
		1925
U	1,527,346	February 24, 1925	Flexible Insulator Wireholder with lag screw and metal bracket	BRADY, William P.	Wireholder	Brady Electric & Mfg. Co.
U	1,536,749	May 5, 1925	Insulator Multipart (RFI) with sanded, metal coated groove & cement (see 1,284,975)	AUSTIN, Arthur O.	Multipart	The Ohio Brass Co.
U	1,542,588	June 16, 1925	Method of Making Suspension Insulators of Glass Suspension glass insulator with glass pressed around mounting pin	SCHOTT, Erich	Suspension	Jenaer Glaswerk Schott & Gen.
		1926
U	1,589,940	June 22, 1926	Nail Knob Assembling and Securing Machine Machine to manufacture nail-knobs	CASE, Francis M.	Knob	Federal Porcelain Co.
		1927
U	1,625,266	April 19, 1927	Rod Coupling Lightning rod made solid with parallel fins and connected by coupling with matching male and female threads crimped over the ends of the rod sections	MAST, Charles O.	Lightning Rod Coupling	Mast Lightning Rod Co.
		1928
U	1,685,833	October 2, 1928	Process of Manufacturing Insulator Pins Manufacturing method to make steel pins for wooden crossarms	AUSTIN, Arthur O.	Manufacturing	The Ohio Brass Co.
U	1,685,834	October 2, 1928	Process of Manufacturing Insulator Pins Manufacturing method to make steel pins for wooden crossarms	AUSTIN, Arthur O.	Manufacturing	The Ohio Brass Co.
U	1,687,556	October 16, 1928	Reduction of Attenuation Due to the Conductance Losses in Cross Arms and Insulator Pins CD 122.4; Metal thread thimble for wooden pins carrier circuits connected electrically to other pins or brackets on the same crossarm to reduce leakage losses	GORDON, Chester S. LOWE, James T.	Pin	American Telephone & Telegraph Co.
		1929
U	1,702,237	February 12, 1929	Process of Manufacturing Insulator Pins Easily manufactured steel pin	AUSTIN, Arthur O.	Pin	The Ohio Brass Co.
U	1,709,805	April 16, 1929	Method of Making Insulator Supports Secondary rack stamped out of one piece of sheet metal. (see patent 1,917,322)	PEIRCE, JR., Charles L.	Bracket/secondary Rack
U	1,712,900	May 14, 1929	Method of Making Forged Insulator Caps Method to manufacture steel cap for suspension disks	OSBORNE, David H.	Manufacturing	Locke Insulator Corp.
U	1,738,188	December 3, 1929	Insulating Support Suspension cap, pin and connector	LANYON, Samuel Herbert	Suspension	Lapp Insulator Co.
		1930
U	1,761,671	June 3, 1930	Secondary Rack Secondary rack or wireholder with rounded edges to more easily allow wire to be pulled through it during installation.	HUSTED, Norris C.	Bracket
U	1,779,489	October 28, 1930	Method of Making Secondary Racks Method of making secondary rack brackets (see 1,883,818)	PEIRCE, JR., Charles L.	Manufacturing	1/2 to Hubbard & Co.
		1931
U	1,807,878	June 2, 1931	Insulator Supporting Post Steel pin with sheet metal threads	SEYLER, Carl P.	Pin
U	1,811,211	June 23, 1931	Insulator Rack Bracket for wireholder rack spools	PEIRCE, JR., Charles L.	Bracket	Hubbard & Co.
U	1,822,037	September 8, 1931	Method of Making Insulator Racks Method of making rack spool brackets (see 1,794,520)	KERSCHNER, Richard M.	Manufacturing	Hubbard & Co.
		1932
U	1,883,818	October 18, 1932	Secondary Rack Bracket for rack spools with a plurality of spools for mounting on a building (see 1,779,489)	PEIRCE, JR., Charles L.	Bracket	1/2 to Hubbard & Co.
U	1,891,708	December 20, 1932	Insulator Cotter and Mode of Use Suspension insulator cap and cotter pin permanent assembled that cannot be removed except with a special device	GALLOWAY, Howard L.	Suspension	Locke Insulator Corp.
		1933
U	1,897,385	February 14, 1933	Insulator Bracket and Method of Making the Same Secondary rack for spool insulators and method of manufacture	FASSINGER, Charles	Bracket	Oliver Iron & Steel Corp.
U	1,902,310	March 21, 1933	Method of Making Insulator Caps Method of pressing out a malleable metal cap	PLIMPTON, Bentley A.	Manufacturing	Locke Insulator Corp.
U	1,917,322	July 11, 1933	Insulator Support Secondary rack stamped out of one piece of sheet metal. (see patent 1,709,805)	PEIRCE, JR., Charles L.	Bracket/secondary Rack	1/2 to Hubbard and Co.
U	1,925,211	September 5, 1933	Art of Assembling Insulators Method of cementing pin in suspension insulator to remove air	SMITH, William A.	Suspension	The Ohio Brass Co.
		1934
U	1,981,717	November 20, 1934	Insulator Suspension cap and pin designed to improve strength of cement joint	AUSTIN, Arthur O.	Suspension	The Ohio Brass Co.
U	1,983,334	December 4, 1934	Method of Forming Insulator Caps Manufacturing method to stamp out suspension caps from tubular steel	AUSTIN, Arthur O.	Manufacturing	The Ohio Brass Co.
U	1,983,935	December 11, 1934	Mechanism for Forming Insulator Brackets and the Like Machine for making brackets for rack spool wireholders	FASSINGER, Charles	Machine	Oliver Iron & Steel Corp.
		1935
U	2,016,470	October 8, 1935	Secondary Rack and the Process of Making Same Simple secondary rack construction to reduce cost.	WHITE, Leonard H.	Bracket/secondary Rack	Line Material 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.
		1940
U	2,207,342	July 9, 1940	Glass Building Block Manufacture Tool to align glass block halves	EASTUS, Harold L.	OI	Owens-Illinois Glass Co.
		1942
U	2,299,960	October 27, 1942	Bracket and Method of Transposing Wires Transposition bracket	BREWSTER, Truman P. MCKAHAN, Alexander C.	Transposition
U	2,301,266	November 10, 1942	Method and Means for Transposing Electrical Conductors Tensioning device before and after transposition brackets for carrier circuits	FOX, Arthur L.	Transposition	Bell Telephone Laboratories, Inc.
		1952
U	2,610,390	September 16, 1952	Method of Making Electrical Terminals Method of making terminals for manufacture of televisions	LOCKE, Louis P.	Television
		1953
U	2,659,406	November 17, 1953	Apparatus for Forming and Assembling Electrical Terminals Machine to form terminals for televisions	LOCKE, Louis Peer	Television
		1958
U	2,843,925	July 22, 1958	Methods of Separating Glass Articles Method of Separating TV Tubes & Glass Blocks	LOGUE, James A. ROBERTS, Theron W. SWANSON, Frank O.	OI	Owens-Illinois Glass Co.
		1962
U	3,054,704	September 18, 1962	Insulator Assembly Method and Apparatus Suspension, method of sealing cement to improve strength during curing	RUOFF, George M.	Suspension	A. B. Chance Co.
		1963
U	3,116,362	December 31, 1963	Insulating Bushing Assembly with Spring Retaining Means Porcelain bushing with a retaining spring.	RANKIN, Lawrence H.	Bushing	The Hartford Faience Co.
		1971
U	3,589,986	June 29, 1971	Method of Fabricating a Glass Forming Apparatus Plating of molds with Chromium for glass blocks & TV faceplates	NULL, Carroll Thomas	OI	Owens-Illinois Glass Co.
		1975
U	3,923,570	December 2, 1975	Manufacture of Insulators Method of cementing suspension insulators using thick cement and high intensity vibrations	WILLEM, Michel	Suspension	Societe Europeene d'Isolateurs en Verre (SEDIVER)
		1977
U	4,047,279	September 13, 1977	Upgrading Current Distribution Insulators Miscellaneous insulator with male screw to receive existing insulator for upgrading	PETTIT, Ernest E.	Miscellaneous	W. Leon Sell/Ernest E. Pettit/R. Don Sell
		1984
U	4,427,844	January 24, 1984	Metal Capped Electrical Insulator and Method of Making Same Suspension (glass) where the aluminum alloy cap is molded in place	SABY, Charles JEANNIN, Serge PERRIER, Jean-Paul	Suspension	Ceraver
		1989
U	4,845,318	July 4, 1989	Composite Electrical Insulator and Method of Forming Same Polymer suspension with porcelain core	CLABBURN, Robin LOOMS, John	Polymer	Raychem Limited

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