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 = '73') ORDER BY date ASC, patent, type |
Total of 3 patents found where: Class is '248'; Subclass is '73';
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T / S | Patent | Date | Description | Patentee | Category | Assigned To |
1931 | ||||||
U | 1,811,211 | June 23, 1931 | Insulator Rack Bracket for wireholder rack spools |
PEIRCE, JR., Charles L. |
Bracket | Hubbard & Co. |
1939 | ||||||
U | 2,163,954 | June 27, 1939 | Electric Fence Electric fence insulator with bail wire to hold the wire in place. |
LUCAS, John A. |
Electric Fence | Prime Manufacturing Co. |
1945 | ||||||
U | 2,386,129 | October 2, 1945 | Self-Attaching Wire Holder Self-tying wireholder mounted on metal bracket |
MAACK, Walter Henry |
Wireholder/self-typing |
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