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SELECT DISTINCT patent.*, YEAR(date) as year FROM patent LEFT JOIN name ON name.patent = patent.patent AND name.type = patent.type WHERE (last_name = 'HAGEDORN') AND (first_name = 'Erwin C.') ORDER BY date ASC, patent, type

Total of 1 patents found where: Last Name is 'HAGEDORN'; First Name is 'Erwin C.';

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T / S Patent Date Description Patentee Category Assigned To
 1964
U 3,127,278 March 31, 1964 Low-Melting Glass Sealant and Article Made Therefrom
Welding of glass block and TV Tube parts		 FRANCEL, Josef
HAGEDORN, Erwin C.
 OI Owens-Illinois Glass Co.

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