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OTTICO MECCANICA ITALIANA E RI
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OTTICO MECCANICA ITALIANA E RI
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Application filed by OTTICO MECCANICA ITALIANA E RIfiledCriticalOTTICO MECCANICA ITALIANA E RI
Application grantedgrantedCritical
Publication of FR823183ApublicationCriticalpatent/FR823183A/fr
G02B23/00—Telescopes, e.g. binoculars; Periscopes; Instruments for viewing the inside of hollow bodies; Viewfinders; Optical aiming or sighting devices
G02B23/02—Telescopes, e.g. binoculars; Periscopes; Instruments for viewing the inside of hollow bodies; Viewfinders; Optical aiming or sighting devices involving prisms or mirrors
G02B23/08—Periscopes
Landscapes
Physics & Mathematics
(AREA)
Astronomy & Astrophysics
(AREA)
General Physics & Mathematics
(AREA)
Optics & Photonics
(AREA)
FR823183D1936-06-181937-06-17Dispositif optique pour télescopes panoramiques et similaires
ExpiredFR823183A
(fr)