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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 = '322') ORDER BY category ASC, date, patent, type

Total of 4 patents found where: Class is '65'; Subclass is '322';

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T / S Patent Date Description Patentee Category Assigned To
U 2,992,515 July 18, 1961 Apparatus for Forming Perforated Glass Bodies
Machine to place holes in glass blocks
MATHIAS, SR., Russell L.
KI Kimble Glass Co.
U 2,143,696 January 10, 1939 Apparatus for Assembling Hollow Building Blocks
Semi automatic method for assembling glass blocks
HOLMES, Minot K.
JONES, David
OI Owens-Illinois Glass Co.
U 614,303 November 15, 1898 Glass Press
Press for making insulators
U 674,378 May 21, 1901 Glass Pressing Apparatus
Mechanically actuated plunger or former for a glass press
GOOD, JR., Robert

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