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Thompson Manufacturing Co

Thompson M

Active Patents

0

Total Holdings

4

Patent Holdings

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Patent No.	Title	Status	Filing Date	Grant Date	Claims	Actions
US2272698A	Sheet metal pipe machine	Expired / Lapsed	1940-03-01	1942-02-10	0	Details
US2113083A	Pipe-line support	Expired / Lapsed	1936-02-11	1938-04-05	0	Details
US2065161A	Full circle sprinkler	Expired / Lapsed	1935-01-28	1936-12-22	0	Details
US1862812A	Spray adjustment means for sprinkler heads	Expired / Lapsed	1928-01-10	1932-06-14	0	Details