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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 = '249') AND (category.subclass = '169') ORDER BY date ASC, patent, type

Total of 2 patents found where: Class is '249'; Subclass is '169';

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T / S Patent Date Description Patentee Category Assigned To
 1875
U 164,517 June 15, 1875 Improvement in Molds for Glass, Etc.
Mold for making glass insulators		 BROOKE, Aries P.
 Mold James M. Brookfield
 1887
U 364,211 June 7, 1887 Glass Mold
Glass mold for bottles with an end-tapper.		 BROOKE, Homer
 Mold  

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