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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 = 'KELLER') AND (first_name = 'Carl A.') ORDER BY date ASC, patent, type

Total of 2 patents found where: Last Name is 'KELLER'; First Name is 'Carl A.';

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T / S Patent Date Description Patentee Category Assigned To
 1913
U 1,056,998 March 25, 1913 Insulator
Means of insulating and supporting a bussbar.
JAMIESON, Bertrand G.
KELLER, Carl A.
Bussbar  
 1936
U 2,050,510 August 11, 1936 Cable Saddle
Cable rack insulator for supporting heavy cables by simply laying the cable in the rack insulator.
THOMS, Alexander P.
KELLER, Carl A.
Cable Rack  

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