|SELECT DISTINCT patent.*, YEAR(date) as year FROM patent LEFT JOIN category ON category.patent = patent.patent AND category.type = patent.type WHERE (category.class = '248') AND (category.subclass = '200') ORDER BY date ASC, patent, type|
Total of 12 patents found where: Class is '248'; Subclass is '200';
View a patent by clicking on the patent number. You can sort by any of the columns by clicking on the column name.
|T / S||Patent||Date||Description||Patentee||Category||Assigned To|
|U||386,986||July 31, 1888||Electric Insulator Peg
Pin (wooden) tapered below threads & to have metal rod inserted, too
|JOSLIN, William E.
|U||436,120||September 9, 1890||Insulator Bracket
Bracket of metal with split threads
|CHUBBUCK, H. Eugene
|U||444,466||January 13, 1891||Electric Lamp Bracket
Bracket for two insulators and support for a street light
|SMITH, Thomas Carpenter
|U||505,123||September 19, 1893||Insulator Pin
Pin (wooden) strengthened by metal rod
|O'NEILL, James J.
|U||527,318||October 9, 1894||Insulator Pin
Pin, wooden with internal reinforcing metal bar
|BULLOCK, Edward J.
||Pin||1/2 to Merwin Tuttle|
|U||927,701||July 13, 1909||Insulator Support
Pin bracket (metal) for insulator on crossarm
||Pin||John Porter and Electric Service Supplies Co.|
|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||1,171,127||February 8, 1916||Metallic Cross Arm Pin
Pin, sheet metal formed ribs and threads
|LINDHOLM, John G. S.
||Pin||Anders P. Lindholm|
|U||1,435,225||November 14, 1922||Insulator
Pin, wooded covered with metal for strength and to keep wood dry
|GILCHREST, George Irving
||Pin||Westinghouse Electric & Mfg. Co.|
|U||1,523,164||January 13, 1925||Insulator Supporting Bracket
Bracket made of stamped metal
|BARNARD, Thomas H.
TAYLOR, Herbert M.
|U||1,865,134||June 28, 1932||Pole Top Bracket
Pole top bracket that uses the same length steel insulator pin as that used on the wooden crossarm
|PLIMPTON, Bentley A.
||Bracket||Locke Insulator Corp.|
|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.
|Pin||Hubbard and Co.|
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