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Rockwood Sprinkler Co

Rockwood S

Active Patents

0

Total Holdings

5

Patent Holdings

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Patent No.	Title	Status	Filing Date	Grant Date	Claims	Actions
US2698664A	Fire-fighting turret	Expired / Lapsed	1951-12-01	1955-01-04	0	Details
US2670104A	Liquid proportioning apparatus	Expired / Lapsed	1950-06-22	1954-02-23	0	Details
US2577457A	Liquid mixing apparatus	Expired / Lapsed	1948-10-06	1951-12-04	0	Details
US2337321A	Valve	Expired / Lapsed	1942-09-12	1943-12-21	0	Details
US1150249A	Method of making a male member of a union-coupling.	Expired / Lapsed	1913-02-19	1915-08-17	0	Details