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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 = 'STEINMETZ') AND (first_name = 'Charles P.') ORDER BY date ASC, patent, type

Total of 1 patents found where: Last Name is 'STEINMETZ'; First Name is 'Charles P.';

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T / S Patent Date Description Patentee Category Assigned To
 1912
U 1,049,005 December 31, 1912 Insulating Composition and Process of Making the Same
Artificial reconstructed lava made from combining soapstone or talc (hydrated silicate of magnesia), with a binder which is the precipitate of a mixture of magnesium sulfate and sodium silicate. The combination is then molded to the desired shape and fired at 1000 to 1300 degrees centigrade or higher.		 STEINMETZ, Charles P.
 Composition General Electric Co.

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