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ELECTRO PHYSICAL LAB Inc

ELECTRO PH
Active Patents
0
Total Holdings
2

Patent Holdings

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Patent No. Title Status Filing Date Grant Date Claims Actions
US2439640A Electrocardiograph Expired / Lapsed 1944-05-24 1948-04-13 0 Details
US2412639A Electrocardiograph Expired / Lapsed 1944-06-02 1946-12-17 0 Details