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Camco Inc

Camco Inc
Active Patents
0
Total Holdings
5

Patent Holdings

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Patent No. Title Status Filing Date Grant Date Claims Actions
US3353608A Apparatus for installing and removing flow valves Expired / Lapsed 1965-09-09 1967-11-21 1 Details
US3078923A Safety valve for wells Expired / Lapsed 1960-04-15 1963-02-26 2 Details
US3012512A Free piston well pump assembly Expired / Lapsed 1957-02-15 1961-12-12 0 Details
US2976931A Well connector device Expired / Lapsed 1956-02-20 1961-03-28 0 Details
US2872238A Well pulling tool Expired / Lapsed 1956-02-27 1959-02-03 0 Details