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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 = 'SCHOONMAKER') AND (first_name = 'John C.') ORDER BY date ASC, patent, type

Total of 2 patents found where: Last Name is 'SCHOONMAKER'; First Name is 'John C.';

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T / S Patent Date Description Patentee Category Assigned To
 1872
U 128,818 July 9, 1872 Improvement in Lightning Rods
Lightning rod made of a core of hollow copper wire covered with twisted hollow copper wires		 SCHOONMAKER, John C.
 Lightning Rod  
 1874
U 156,713 November 10, 1874 Improvement in Machines for Making Tubular Lightning Rods
Machine for making lightning rods by make metal tubes from sheet metal and wrapping the tubes around a central core		 SCHOONMAKER, John C.
 Lightning Rod Machine  

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