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Merla Tool Corp

Merla Tool
Active Patents
0
Total Holdings
3

Patent Holdings

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Patent No. Title Status Filing Date Grant Date Claims Actions
US2642811A Well flow apparatus and system Expired / Lapsed 1948-07-09 1953-06-23 0 Details
US2391605A Well flow device Expired / Lapsed 1944-10-21 1945-12-25 0 Details
US2385316A Well flow device Expired / Lapsed 1944-06-09 1945-09-18 0 Details