|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 = '429') AND (category.subclass = '149') ORDER BY date ASC, patent, type|
Total of 1 patents found where: Class is '429'; Subclass is '149';
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|T / S||Patent||Date||Description||Patentee||Category||Assigned To|
|U||1,313,384||August 19, 1919||Battery Supporting Device
CD 40; Battery for submarines using a special battery rest insulator
|HUTCHISON, Miller Reese
NORTON, Charles W.
|Battery||Edison Storage Battery Co.|
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