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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 = '269') ORDER BY date ASC, patent, type

Total of 5 patents found where: Class is '269';

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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
Cooling Henry M. Brookfield
U 1,677,294 July 17, 1928 Insulator Assembly Jig
Centering jig for assembling multipart porcelain insulators
ROBERTSON, John Cullen
Manufacturing Locke Insulator Corp.
U 2,207,342 July 9, 1940 Glass Building Block Manufacture
Tool to align glass block halves
EASTUS, Harold L.
OI Owens-Illinois Glass Co.
U 2,861,392 November 25, 1958 Method of sealing TV tubes
Apparatus for Sealing Picture Tubes
VINCENT, Harvard B.
OI Owens-Illinois Glass Co.
U 2,976,034 March 21, 1961 Chuck for Glass Block Machine
Chuck for Glass Block Machine
HIATT, SR., Earl

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