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DORN ELECTRIC TOOL Co VAN

DORN ELECT
Active Patents
0
Total Holdings
2

Patent Holdings

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Patent No. Title Status Filing Date Grant Date Claims Actions
US1692487A Motor-driven threading tool Expired / Lapsed 1925-08-10 1928-11-20 0 Details
US1679185A Screw driver Expired / Lapsed 1925-07-03 1928-07-31 0 Details