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Hickman Pneumatic Seat Co Inc

Hickman Pn
Active Patents
0
Total Holdings
3

Patent Holdings

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Patent No. Title Status Filing Date Grant Date Claims Actions
US2357825A Seat Expired / Lapsed 1941-10-16 1944-09-12 0 Details
US2300422A Floating chair type seat Expired / Lapsed 1941-04-09 1942-11-03 0 Details
US2087255A Vehicle spring suspension Expired / Lapsed 1933-11-06 1937-07-20 0 Details