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Centre Electronique Horloger SA

Centre Ele
Active Patents
0
Total Holdings
3

Patent Holdings

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Patent No. Title Status Filing Date Grant Date Claims Actions
US4228527A Electrically reprogrammable non volatile memory Expired / Lapsed 1979-02-22 1980-10-14 10 Details
US3809929A Temperature sensing device Expired / Lapsed 1972-06-19 1974-05-07 6 Details
US3564838A Electronic clock Expired / Lapsed 1967-12-11 1971-02-23 0 Details