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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 = '84') ORDER BY date ASC, patent, type

Total of 1 patents found where: Class is '429'; Subclass is '84';

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T / S Patent Date Description Patentee Category Assigned To
U 572,438 December 1, 1896 Cell or Box for Electric Batteries
(Gould battery rests: CD 20, CD 25, CD 50, CD 51) also patents England: 10,463 (5-30-1894); Germany: 85,828 (3-26-1895)
MOFFAT, John Miles

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