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AMERICAN VERTEBRATE PROPELLER Co

AMERICAN V
Active Patents
0
Total Holdings
2

Patent Holdings

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Patent No. Title Status Filing Date Grant Date Claims Actions
US1109155A Propelling mechanism. Expired / Lapsed 1909-11-03 1914-09-01 0 Details
US966491A Propeller. Expired / Lapsed 1908-10-14 1910-08-09 0 Details