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HALLICRAFTERS CO

HALLICRAFT
Active Patents
0
Total Holdings
2

Patent Holdings

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Patent No. Title Status Filing Date Grant Date Claims Actions
US3369249A Electrocardiograph Expired / Lapsed 1965-08-31 1968-02-13 0 Details
US2511409A Superregenerative circuit Expired / Lapsed 1947-10-22 1950-06-13 0 Details