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REGAN SAFETY DEVICES CO Inc

REGAN SAFE
Active Patents
0
Total Holdings
4

Patent Holdings

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Patent No. Title Status Filing Date Grant Date Claims Actions
US1930920A Train control system Expired / Lapsed 1926-10-01 1933-10-17 0 Details
US1783491A Train-control system Expired / Lapsed 1926-10-30 1930-12-02 0 Details
US1742617A Train-control system Expired / Lapsed 1927-02-17 1930-01-07 0 Details
US1686534A Electric coupling Expired / Lapsed 1924-03-13 1928-10-09 0 Details