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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 = 'ROEHRICH') AND (first_name = 'Frank N.') ORDER BY date ASC, patent, type

Total of 1 patents found where: Last Name is 'ROEHRICH'; First Name is 'Frank N.';

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T / S Patent Date Description Patentee Category Assigned To
 1915
U 1,136,275 April 20, 1915 Press for Making Glass Insulators
Press for making glass insulators		 ROEHRICH, Frank N.
 Press Brookfield Glass Co.

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