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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 = 'HEINRICH') AND (first_name = 'Walter A.') ORDER BY date ASC, patent, type

Total of 1 patents found where: Last Name is 'HEINRICH'; First Name is 'Walter A.';

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T / S Patent Date Description Patentee Category Assigned To
 1939
U 2,155,189 April 18, 1939 Electrical Wire Bracket
Wireholder with lag screw		 HEINRICH, Walter A.
 Wireholder James R. Kearney Corp.

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