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CONTINENTAL SILVER Co Inc

CONTINENTA
Active Patents
0
Total Holdings
4

Patent Holdings

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Patent No. Title Status Filing Date Grant Date Claims Actions
US2727391A Equipment for automatically rating objects or packages acco… Expired / Lapsed 1954-03-22 1955-12-20 0 Details
US2688878A Equipment for rating by volume, weight, and zone Expired / Lapsed 1951-03-28 1954-09-14 0 Details
US2630043A Classifying equipment for determining the dimensions of obj… Expired / Lapsed 1947-09-27 1953-03-03 0 Details
US2610284A Electric percolator Expired / Lapsed 1950-03-23 1952-09-09 0 Details