|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 = '454') ORDER BY specimen ASC, date, patent, type|
Total of 1 patents found where: Class is '65'; Subclass is '454';
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|T / S||Patent||Date||Description||Patentee||Category||Assigned To|
|U||2,830,648||April 15, 1958||Process and Apparatus for Producing a Glass Fiber Mat
Glass marbles are used to feed the machine to produce a glass fiber mat.
|HADDOCX, Edward J.
||Glass Marble||L. O. F. Glass Fibers Co.|
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