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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 = 'PERLES') AND (first_name = 'Maurice') ORDER BY date ASC, patent, type

Total of 1 patents found where: Last Name is 'PERLES'; First Name is 'Maurice';

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T / S Patent Date Description Patentee Category Assigned To
 1943
U 2,317,799 April 27, 1943 Line Insulator
Insulator composed of a metallic hollow shell coated with ceramic material		 PERLES, Maurice
 Insulator Mycalex Corp. of America

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