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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 = 'DAFT') AND (first_name = 'Leo') ORDER BY date ASC, patent, type

Total of 3 patents found where: Last Name is 'DAFT'; First Name is 'Leo';

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T / S Patent Date Description Patentee Category Assigned To
 1885
U 320,631 June 23, 1885 Insulator for Tracks
Third rail insulator with rubber under the rail and below the insulator. The rail is bolted to the insulator.		 DAFT, Leo
 Third Rail  
U 320,632 June 23, 1885 Electric Conductor
Third rail insulator with rubber under the rail and below the insulator. The rail is bolted to the insulator.		 DAFT, Leo
 Third Rail  
U 320,633 June 23, 1885 Electric Conductor
Third rail insulator flared down away from the pin.		 DAFT, Leo
 Third Rail  

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