|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 = '178') ORDER BY date ASC, patent, type|
Total of 2 patents found where: Class is '65'; Subclass is '178';
View a patent by clicking on the patent number. You can sort by any of the columns by clicking on the column name.
|T / S||Patent||Date||Description||Patentee||Category||Assigned To|
|U||771,557||October 4, 1904||Apparatus for Screening Liquid Clay
miscellaneous apparatus for screening liquid clay
|LOCKE, Fred M.
|U||3,224,857||December 21, 1965||Apparatus for Homogenzing Molten Glass in a Forehearth
Method of stirring colorants into glass batch
|ALLMAN, Orin H.
BRUMM, Carl E.
PITHER, Leslie F.
|OI||Owens-Illinois Glass Co.|
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