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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 = '65') AND (category.subclass = '71') ORDER BY specimen ASC, date, patent, type

Total of 2 patents found where: Class is '65'; Subclass is '71';

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T / S Patent Date Description Patentee Category Assigned To
 1897
U 588,319 August 17, 1897 Molding Glass
Manual manipulation of molded glass object after removal from the mold
BROOKE, Homer
Manufacturer 3/8 to John C. Grout
 1964
U 3,155,479 November 3, 1964 Centrifugal Molds and Method of Forming Hollow Articles
Glass TV Tube Molds
ZIMMERMAN, George
OI Owens-Illinois Glass Co.

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