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Societe dOptique et de Mecanique de Haute Precision

Societe dO
Active Patents
0
Total Holdings
3

Patent Holdings

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Patent No. Title Status Filing Date Grant Date Claims Actions
US3195432A Camera focusing device for use with photographic and cinema… Expired / Lapsed 1960-12-20 1965-07-20 0 Details
FR1074173A Observation and control device Expired / Lapsed 1953-02-12 1954-10-04 0 Details
US1325936A Apparatus for rendering the true or apparent focal length o… Expired / Lapsed 1919-04-16 1919-12-23 0 Details