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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 = '200') AND (category.subclass = '284') ORDER BY date ASC, patent, type

Total of 1 patents found where: Class is '200'; Subclass is '284';

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T / S Patent Date Description Patentee Category Assigned To
 1933
U 1,930,735 October 17, 1933 Terminal Mounting for Lighting Fixtures
Terminal mounting for lighting fixture.		 YARSLEY, Thomas G.
 Fixture The Harford Faience Co.

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