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Code A Phone Corp

Code A Pho
Active Patents
0
Total Holdings
2

Patent Holdings

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Patent No. Title Status Filing Date Grant Date Claims Actions
US3867216A Process and material for manufacturing semiconductor devices Expired / Lapsed 1973-11-16 1975-02-18 9 Details
US3798382A Voice-monitoring control circuit Expired / Lapsed 1972-05-22 1974-03-19 7 Details