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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 = 'DUFFIELD') AND (first_name = 'Thomas C.') ORDER BY date ASC, patent, type

Total of 4 patents found where: Last Name is 'DUFFIELD'; First Name is 'Thomas C.';

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T / S Patent Date Description Patentee Category Assigned To
 1903
U 723,589 March 24, 1903 Machine for Producing Glass Insulators
Press for making insulators (Elmer Glass Co., transferred to Brookfield 1907)		 DUFFIELD, Thomas C.
 Press  
U 736,708 August 18, 1903 Machine for Producing Glass Bottles
Press for pressing glass bottles		 DUFFIELD, Thomas C.
 Press  
 1906
U 820,403 May 15, 1906 Bottle Mold
Bottle mold		 DUFFIELD, Thomas C.
 Mold  
U 820,404 May 15, 1906 Bottle Mold
Bottle mold		 DUFFIELD, Thomas C.
 Mold  

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