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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 = '318') ORDER BY date ASC, patent, type

Total of 2 patents found where: Class is '65'; Subclass is '318';

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T / S Patent Date Description Patentee Category Assigned To
 1957
U 2,811,815 November 5, 1957 Continuous Glass Molding Machine
Insulator press
ELDRED, John W.
Press  
 1965
U 3,185,560 May 25, 1965 Plural Piston Press Forming Apparatus
Press for forming the inner shape of glass articles such as a suspension insulator
WILCOCK, John Edward
Press Pilkington Brothers Ltd.

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