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Challenge Cook Bros Inc

Challenge
Active Patents
0
Total Holdings
2

Patent Holdings

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Patent No. Title Status Filing Date Grant Date Claims Actions
US3191963A Retractable axle for vehicle load distribution Expired / Lapsed 1964-01-13 1965-06-29 2 Details
US3112100A Truck-trailer transit mixer Expired / Lapsed 1962-05-31 1963-11-26 2 Details