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MATHIS BROTHERS Co

MATHIS BRO
Active Patents
0
Total Holdings
2

Patent Holdings

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Patent No. Title Status Filing Date Grant Date Claims Actions
US928775A Air-mover. Expired / Lapsed 1909-02-11 1909-07-20 0 Details
US778755A Wall-register. Expired / Lapsed 1904-08-25 1904-12-27 0 Details