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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 = '34') AND (category.subclass = '103') ORDER BY date ASC, patent, type

Total of 1 patents found where: Class is '34'; Subclass is '103';

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T / S Patent Date Description Patentee Category Assigned To
 1959
U 2,898,658 August 11, 1959 Manufacture and Apparatus for the Manufacture of Ceramic Ware
Method of removing water through conduits in the mold when plastic clay is pressed in a mold.		 HARRY, William R.
 Mold McGraw-Edison Co.

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