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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 = 'STOHL') AND (first_name = 'Ludwig A.') ORDER BY date ASC, patent, type

Total of 2 patents found where: Last Name is 'STOHL'; First Name is 'Ludwig A.';

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T / S Patent Date Description Patentee Category Assigned To
 1939
D Specimen known 115,530 July 4, 1939 Design for a Porcelain Insulator
Fence knob (Wisconsin Porcelain Co. president)		 STOHL, Ludwig A.
 Knob Wisconsin Porcelain Co.
D 115,578 July 4, 1939 Design for a Porcelain Insulator
Fence knob (Wisconsin Porcelain Co. president)		 STOHL, Ludwig A.
 Knob  

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