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 = '74.2') ORDER BY assigned_to ASC, date, patent, type |
Total of 1 patents found where: Class is '248'; Subclass is '74.2';
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T / S | Patent | Date | Description | Patentee | Category | Assigned To |
Wisconsin Iron and Wire Works | ||||||
U | 1,125,064 | January 19, 1915 | Lightning Rod Fastener Flat spring metal clip easily fastened to walls with screws and lightning rod snaps into the clip for easy installation |
CONNELL, James R. |
Lightning Rod | Wisconsin Iron and Wire Works |
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