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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 = '425') AND (category.subclass = 'DIG58') ORDER BY date ASC, patent, type

Total of 2 patents found where: Class is '425'; Subclass is 'DIG58';

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T / S Patent Date Description Patentee Category Assigned To
U 2,215,984 September 24, 1940 Apparatus for Producing Hollow Glass Articles
Glass suction press for CD 128
SOUBIER, Leonard D.
Press Owens-Illinois Glass Co.
U 2,710,492 June 14, 1955 Apparatus for Forming Cavities in the Wall of a Socket of a Pin-Type Glass Insulator
Insulator press
WILCOCK, John Edward
Press Pilkington Brothers Ltd.

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