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JOHN T MULLIN

JOHN T MUL
Active Patents
0
Total Holdings
2

Patent Holdings

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Patent No. Title Status Filing Date Grant Date Claims Actions
US2828478A Phasing system for multiple track recording Expired / Lapsed 1956-09-04 1958-03-25 0 Details
US2695331A System for stabilizing reproducers of television signals Expired / Lapsed 1952-02-18 1954-11-23 0 Details