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Wallace & Tiernan Co Inc

Wallace &

Active Patents

0

Total Holdings

4

Patent Holdings

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Patent No.	Title	Status	Filing Date	Grant Date	Claims	Actions
US2541742A	Dry feeder	Expired / Lapsed	1946-07-20	1951-02-13	0	Details
US2289589A	Treatment of aqueous liquids with halogens	Expired / Lapsed	1939-04-10	1942-07-14	0	Details
US2218773A	Apparatus for supplying gas	Expired / Lapsed	1936-08-20	1940-10-22	0	Details
US1960615A	Measuring and controlling apparatus	Expired / Lapsed	1929-06-25	1934-05-29	0	Details