|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 = '43') AND (category.subclass = '44.83') ORDER BY date ASC, patent, type|
Total of 1 patents found where: Class is '43'; Subclass is '44.83';
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|T / S||Patent||Date||Description||Patentee||Category||Assigned To|
|U||1,625,266||April 19, 1927||Rod Coupling
Lightning rod made solid with parallel fins and connected by coupling with matching male and female threads crimped over the ends of the rod sections
|MAST, Charles O.
||Lightning Rod Coupling||Mast Lightning Rod Co.|
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