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CURTIS ENGINEERING Co

CURTIS ENG
Active Patents
0
Total Holdings
2

Patent Holdings

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Patent No. Title Status Filing Date Grant Date Claims Actions
US2412350A Multiple scale, multiple function instrument indicating sys… Expired / Lapsed 1943-05-10 1946-12-10 0 Details
US2394196A Multiscale instrument indicating system Expired / Lapsed 1943-07-09 1946-02-05 0 Details