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Byron Jackson Co

Byron Jack
Active Patents
0
Total Holdings
7

Patent Holdings

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Patent No. Title Status Filing Date Grant Date Claims Actions
US2677393A Radially expanding bellows Expired / Lapsed 1950-03-09 1954-05-04 0 Details
US2615080A Sound indicator and fluid level indicator for wells Expired / Lapsed 1948-12-02 1952-10-21 0 Details
US2466034A Tension measuring device Expired / Lapsed 1946-10-01 1949-04-05 0 Details
US2404783A Submersible motor Expired / Lapsed 1944-08-01 1946-07-30 0 Details
US2305648A Submersible motor structure Expired / Lapsed 1941-12-15 1942-12-22 0 Details
US2239715A Pumping apparatus Expired / Lapsed 1938-03-21 1941-04-29 0 Details
US2212667A Pumping apparatus Expired / Lapsed 1938-07-18 1940-08-27 0 Details