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EDWIN B LAPHAM

EDWIN B LA
Active Patents
0
Total Holdings
2

Patent Holdings

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Patent No. Title Status Filing Date Grant Date Claims Actions
US1805114A Printing telegraph receiver Expired / Lapsed 1927-04-19 1931-05-12 0 Details
US1707005A Internal-combustion motor Expired / Lapsed 1927-01-08 1929-03-26 0 Details