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Bird Machine Co Inc

Bird Machi

Active Patents

0

Total Holdings

5

Patent Holdings

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Patent No.	Title	Status	Filing Date	Grant Date	Claims	Actions
US3503593A	Apparatus for promoting dissolving of gas in liquid	Expired / Lapsed	1969-06-04	1970-03-31	0	Details
US3410409A	Screening apparatus control	Expired / Lapsed	1966-01-18	1968-11-12	0	Details
US2953248A	Apparatus for clearing restricted orifice	Expired / Lapsed	1956-03-28	1960-09-20	0	Details
US2600372A	Centrifugal separator	Expired / Lapsed	1949-12-16	1952-06-10	0	Details
US2422933A	Gear drive	Expired / Lapsed	1944-08-25	1947-06-24	0	Details