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';
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T / S | Patent | Date | Description | Patentee | Category | Assigned To |
1888 | ||||||
U | 386,986 | July 31, 1888 | Electric Insulator Peg Pin (wooden) tapered below threads & to have metal rod inserted, too |
JOSLIN, William E. |
Pin | |
1890 | ||||||
U | 436,120 | September 9, 1890 | Insulator Bracket Bracket of metal with split threads |
CHUBBUCK, H. Eugene |
Bracket | |
1891 | ||||||
U | 444,466 | January 13, 1891 | Electric Lamp Bracket Bracket for two insulators and support for a street light |
SMITH, Thomas Carpenter |
Bracket | |
1893 | ||||||
U | 505,123 | September 19, 1893 | Insulator Pin Pin (wooden) strengthened by metal rod |
O'NEILL, James J. |
Pin | |
1894 | ||||||
U | 527,318 | October 9, 1894 | Insulator Pin Pin, wooden with internal reinforcing metal bar |
BULLOCK, Edward J. |
Pin | 1/2 to Merwin Tuttle |
1909 | ||||||
U | 927,701 | July 13, 1909 | Insulator Support Pin bracket (metal) for insulator on crossarm |
WOODMANSEE, Fay |
Pin | John Porter and Electric Service Supplies Co. |
1911 | ||||||
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. |
1916 | ||||||
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 |
1922 | ||||||
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. |
1925 | ||||||
U | 1,523,164 | January 13, 1925 | Insulator Supporting Bracket Bracket made of stamped metal |
BARNARD, Thomas H. TAYLOR, Herbert M. |
Bracket | |
1932 | ||||||
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. |
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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