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SELECT DISTINCT patent.*, YEAR(date) as year FROM patent LEFT JOIN name ON name.patent = patent.patent AND name.type = patent.type WHERE (residence = 'Pittsburgh, PA') ORDER BY date ASC, patent, type

Total of 38 patents found where: Residence is 'Pittsburgh, PA';

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T / S Patent Date Description Patentee Category Assigned To
 1911
U 1,010,077 November 28, 1911 Strain Insulator
Wood strain insulator with metal caps and eyelet on one end
SCHAAKE, William
Strain Westinghouse Electric & Mfg. Co.
 1914
U 1,099,421 June 9, 1914 High Voltage Switch
High voltage switch mounted on multipart insulators composed of triangle shaped metal rods and insulators that rotate to open or close the switch.
BURKE, Alfred Woodard
Switch  
 1916
U 1,194,690 August 15, 1916 Telephone and Telegraph Pole Construction
Bracket and pin supports made of metal and attached to crossarm whereby the pins slide on the bracket for adjustment of position
ADAMS, Harry E.
Pin/bracket  
U 1,198,137 September 12, 1916 Insulator
Suspension insulator with an outer covering of spun steel or iron.
LINCOLN, Paul M.
Suspension Westinghouse Electric & Mfg. Co.
 1917
U 1,231,068 June 26, 1917 Insulator Support for Cross Arms
Bracket with insulator pins that fits around the crossarm
SAYLOR, Charles C.
Bracket  
U 1,248,498 December 4, 1917 Suspension Device for Insulators
Suspension pin to link disks
JACKSON, Ray P.
SCHAAKE, William
Suspension Westinghouse Electric & Mfg. Co.
 1920
U 1,363,673 December 28, 1920 Insulator
Suspension with internal ribbed cap and ribbed pin to improve cement joint
SCHAAKE, William
Suspension Westinghouse Electric & Mfg. Co.
 1921
U 1,385,638 July 26, 1921 Supporting Bracket
Steel pin with lag screw and spring for threads
MILLER, Charles E.
Pin  
 1926
U 1,591,883 July 6, 1926 Insulator Pin
Steel pin with lag screw and spring for threads
PEIRCE, JR., Charles L.
Pin  
U 1,612,358 December 28, 1926 Insulator
Pin with cup below the threads to cover the inner skirt of the insulator and help secure the insulator to the pin
BROWN, James M.
Pin Westinghouse Electric & Mfg. Co.
 1928
U Specimen known 1,690,596 November 6, 1928 Insulator Pin
Steel pin with saddle and U-bracket to secure to the crossarm
SEYLER, Carl P.
Pin  
U 1,695,892 December 18, 1928 Transmission Line Device
Arcing ring or electrostatic field control structure for suspension string
FORTESCUE, Charles Le G.
Arcing Ring Westinghouse Electric & Mfg. Co.
 1929
U 1,707,668 April 2, 1929 Insulator Support
Secondary rack stamped out of one piece of sheet metal.
MANSON, Ralph H.
Bracket/secondary Rack Hubbard and 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 1,722,672 July 30, 1929 Insulator Supporting Bracket
Secondary rack of simple but strong design eliminating rivets.
LUNDELL, Elmer W.
Bracket/secondary Rack Seyler Mfg. Co.
U 1,725,097 August 20, 1929 Insulator Structure
Metal parts of suspension insulators are coated with rubber or resin to help prevent or reduce flashover
NAYLOR, William K.
Suspension Westinghouse Electric & Mfg. Co.
 1930
U 1,743,552 January 14, 1930 Pin Type Insulator
Pin with sharp pointed threads that engage the insulator only at the tips of the threads and insulator with shallow depressions in the pinhole rather than threads
KERSCHNER, Richard M.
Pin Hubbard & Co.
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 Specimen known 1,788,245 January 6, 1931 Insulator Support
Clamp type
MANSON, Ralph H.
Clamp Type Hubbard & Co.
U 1,790,273 January 27, 1931 Insulator
Wireholder with internal threaded metal core to receive a threaded shank that can be fixed to a wall
LEE, Leffman H.
Wireholder  
U 1,794,520 March 3, 1931 Insulator Rack
Bracket for rack spool wireholder (see 1,822,037)
KERSCHNER, Richard M.
Bracket Hubbard & Co.
U 1,799,977 April 7, 1931 Distributor Ring
Arcing ring or electrostatic field control structure for suspension string
FORTESCUE, Charles Le G.
Arcing Ring Westinghouse Electric & Mfg. Co.
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.
U 1,838,319 December 29, 1931 Insulator
Wireholder with lag screw
MILLER, Charles E.
Wireholder  
 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.
U 1,866,104 July 5, 1932 Insulator Bracket
Wireholder bracket for rack spools
HEIM, Warren M.
Bracket Oliver Iron & Steel Corp.
U 1,873,750 August 23, 1932 Insulator Structure
Strain insulator with parts coated and metal fitting soldered to the coating
FORTESCUE, Charles Le G.
Strain Westinghouse Electric & Mfg. Co.
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.
 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 1,911,031 May 23, 1933 Insulator Support
Steel pin, support base, and threads made of a spring coil
MILLER, Charles E.
Pin Hubbard & Co.
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.
 1934
U 1,958,880 May 15, 1934 Suspension Insulator
Suspension insulator cap and pin design to reduce stress (see 1,822,485)
ARNOLD, Edwin E.
Suspension Westinghouse Electric & Mfg. Co.
U 1,960,681 May 29, 1934 Insulating Support Pin
Steel pin with malleable thread thimble with limited contact with the pin to aid in cushioning insulator
PEIRCE, JR., Charles L.
Pin 1/2 to Hubbard & 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.
 1940
U 2,191,171 February 20, 1940 Insulator
Wireholder with lag screw
LEE, Leffman H.
GUTHRIE, James M.
Wireholder Line Material Co.
 1945
U 2,389,386 November 20, 1945 Glazed Ceramic
Compression glaze
RUSSELL, JR., Ralston
Glaze Westinghouse Electric Corp.

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