|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 = '264') AND (category.subclass = '85') ORDER BY date ASC, patent, type|
Total of 1 patents found where: Class is '264'; Subclass is '85';
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|T / S||Patent||Date||Description||Patentee||Category||Assigned To|
|U||2,142,422||January 3, 1939||Insulator and Method of Manufacturing the Same
Method of making station post insulators with hollow cavity and filling cavity with dry gas
|TAYLOR, John J.
||Insulator||The Ohio Brass Co.|
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