|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 = '269') AND (category.subclass = '289R') ORDER BY specimen ASC, date, patent, type|
Total of 1 patents found where: Class is '269'; Subclass is '289R';
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|T / S||Patent||Date||Description||Patentee||Category||Assigned To|
|U||815,222||March 13, 1906||Device for Supporting Glass Insulators or Other Glass Articles While Plastic
Cooling rack to prevent deformation of threads in glass insulator taken from mold
|SCHORLING, William H.
||Cooling||Henry M. Brookfield|
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