FR495130A - Mobile periscope for airplanes and aircraft - Google Patents

Mobile periscope for airplanes and aircraft

Info

Publication number
FR495130A
FR495130A FR495130DA FR495130A FR 495130 A FR495130 A FR 495130A FR 495130D A FR495130D A FR 495130DA FR 495130 A FR495130 A FR 495130A
Authority
FR
France
Prior art keywords
periscope
airplanes
aircraft
mobile
mobile periscope
Prior art date
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.)
Expired
Application number
Other languages
French (fr)
Inventor
Georges Gartmann
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Application granted granted Critical
Publication of FR495130A publication Critical patent/FR495130A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • 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
    • G02B23/10—Telescopes, e.g. binoculars; Periscopes; Instruments for viewing the inside of hollow bodies; Viewfinders; Optical aiming or sighting devices involving prisms or mirrors reflecting into the field of view additional indications, e.g. from collimator

Landscapes

  • Physics & Mathematics (AREA)
  • Astronomy & Astrophysics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
FR495130D 1917-12-27 1917-12-27 Mobile periscope for airplanes and aircraft Expired FR495130A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR495130T 1917-12-27

Publications (1)

Publication Number Publication Date
FR495130A true FR495130A (en) 1919-09-30

Family

ID=1530712

Family Applications (1)

Application Number Title Priority Date Filing Date
FR495130D Expired FR495130A (en) 1917-12-27 1917-12-27 Mobile periscope for airplanes and aircraft

Country Status (1)

Country Link
FR (1) FR495130A (en)

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