|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 = '336') AND (category.subclass = '67') ORDER BY patent ASC, type|
Total of 1 patents found where: Class is '336'; Subclass is '67';
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|T / S||Patent||Date||Description||Patentee||Category||Assigned To|
|U||1,274,555||August 6, 1918||Choke Coil Mounting
Secure mounting of a choke coil on top of two multipart insulators fitted with metal brackets clamped to the crown (see 1,574,964 and 1,663,007)
|JACOBS, Ernest H.
||Choke Coil||Electrical Engineers Equipment Co.|
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