Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Individual
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Individual
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Application filed by IndividualfiledCriticalIndividual
Priority to FR7110553ApriorityCriticalpatent/FR2143988A5/fr
Application grantedgrantedCritical
Publication of FR2143988A5publicationCriticalpatent/FR2143988A5/fr
G02B23/00—Telescopes, e.g. binoculars; Periscopes; Instruments for viewing the inside of hollow bodies; Viewfinders; Optical aiming or sighting devices