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Application filed by Camille VadonfiledCriticalCamille Vadon
Publication of CH31997ApublicationCriticalpatent/CH31997A/fr
G02B13/00—Optical objectives specially designed for the purposes specified below
G02B13/02—Telephoto objectives, i.e. systems of the type + - in which the distance from the front vertex to the image plane is less than the equivalent focal length
Landscapes
Physics & Mathematics
(AREA)
General Physics & Mathematics
(AREA)
Optics & Photonics
(AREA)
CH31997A1904-10-121904-10-12Valve de sûreté pour bandages pneumatiques
CH31997A
(fr)