Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Goerz C PfiledCriticalGoerz C P
Publication of CH28088ApublicationCriticalpatent/CH28088A/de
G02B23/00—Telescopes, e.g. binoculars; Periscopes; Instruments for viewing the inside of hollow bodies; Viewfinders; Optical aiming or sighting devices
G02B23/14—Viewfinders
Landscapes
Physics & Mathematics
(AREA)
Astronomy & Astrophysics
(AREA)
General Physics & Mathematics
(AREA)
Optics & Photonics
(AREA)
CH28088A1902-12-061902-12-06Fernrohraufsatz für Geschütze
CH28088A
(de)