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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 = '414') AND (category.subclass = '758') ORDER BY date ASC, patent, type

Total of 1 patents found where: Class is '414'; Subclass is '758';

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T / S Patent Date Description Patentee Category Assigned To
 1941
U 2,259,728 October 21, 1941 Apparatus for Making Hollow Glass Building Blocks
Machine for making glass block
BRIDGES, Donald A.
OI Owens-Illinois Glass Co.

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