|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 = 'GERHARDT') AND (first_name = 'Roy C.') ORDER BY date ASC, patent, type|
Total of 1 patents found where: Last Name is 'GERHARDT'; First Name is 'Roy C.';
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|T / S||Patent||Date||Description||Patentee||Category||Assigned To|
|U||1,759,253||May 20, 1930||Insulator
Suspension insulator assembly with porcelain insulator in compression without the need for cement.
|GERHARDT, Roy C.
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