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ED FRIEDRICH Inc

ED FRIEDRI
Active Patents
0
Total Holdings
2

Patent Holdings

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Patent No. Title Status Filing Date Grant Date Claims Actions
US2525560A Low-temperature defrosting system Expired / Lapsed 1949-02-04 1950-10-10 0 Details
US2421314A Open top refrigerated display case Expired / Lapsed 1945-11-21 1947-05-27 0 Details