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Centre National de la Recherche Scientifique

Centre Nat
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Total Holdings
2

Patent Holdings

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Patent No. Title Status Filing Date Grant Date Claims Actions
US3357433A Endoscope for illumination and observation of contacting di… Expired / Lapsed 1963-12-03 1967-12-12 2 Details
US2932294A Lighting devices for endoscopes Expired / Lapsed 1955-10-10 1960-04-12 0 Details