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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 = 'LIBBY') AND (first_name = 'Sam H.') ORDER BY date ASC, patent, type

Total of 2 patents found where: Last Name is 'LIBBY'; First Name is 'Sam H.';

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T / S Patent Date Description Patentee Category Assigned To
 1897
U 584,476 June 15, 1897 Insulator
Third rail insulator with a metal base to prevent movement of the insulator and rail.		 LIBBY, Sam H.
 Third Rail General Electric Co.
U 584,477 June 15, 1897 Insulator
Pair of third rail insulators set on both sides of the rail fitting in the contour of the sides of the rail.		 LIBBY, Sam H.
 Third Rail General Electric Co.

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