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JACOB-WOLFF RIGLANDER
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JACOB-WOLFF RIGLANDER
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Application filed by JACOB-WOLFF RIGLANDERfiledCriticalJACOB-WOLFF RIGLANDER
Application grantedgrantedCritical
Publication of FR477140ApublicationCriticalpatent/FR477140A/en
G02B23/00—Telescopes, e.g. binoculars; Periscopes; Instruments for viewing the inside of hollow bodies; Viewfinders; Optical aiming or sighting devices
G02B23/16—Housings; Caps; Mountings; Supports, e.g. with counterweight
G02B23/18—Housings; Caps; Mountings; Supports, e.g. with counterweight for binocular arrangements
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Physics & Mathematics
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Astronomy & Astrophysics
(AREA)
General Physics & Mathematics
(AREA)
Optics & Photonics
(AREA)
FR477140D1915-01-081915-01-08
Lens holders for optical instruments
ExpiredFR477140A
(en)