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ZAHM MANUFACTURING Co

ZAHM MANUF

Active Patents

0

Total Holdings

4

Patent Holdings

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Patent No.	Title	Status	Filing Date	Grant Date	Claims	Actions
US1294018A	Filter.	Expired / Lapsed	1917-05-25	1919-02-11	0	Details
US1218738A	Filter.	Expired / Lapsed	1917-01-26	1917-03-13	0	Details
US1120002A	Pressure-regulator.	Expired / Lapsed	—	1914-12-08	0	Details
US1040090A	Filter.	Expired / Lapsed	1911-03-22	1912-10-01	0	Details