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DESIGNERS FOR INDUSTRY Inc

DESIGNERS
Active Patents
0
Total Holdings
2

Patent Holdings

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Patent No. Title Status Filing Date Grant Date Claims Actions
US2816514A Vibratory pump Expired / Lapsed 1954-09-17 1957-12-17 0 Details
US2425119A Cooling unit Expired / Lapsed 1944-03-24 1947-08-05 0 Details