FR820179A - Un nouvel appareil périscopique - Google Patents

Un nouvel appareil périscopique

Info

Publication number
FR820179A
FR820179A FR820179DA FR820179A FR 820179 A FR820179 A FR 820179A FR 820179D A FR820179D A FR 820179DA FR 820179 A FR820179 A FR 820179A
Authority
FR
France
Prior art keywords
new
periscope device
periscope
new 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
English (en)
Inventor
Vve De Ferrieres
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 filed Critical
Application granted granted Critical
Publication of FR820179A publication Critical patent/FR820179A/fr
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
    • G02B23/08—Periscopes

Landscapes

  • Physics & Mathematics (AREA)
  • Astronomy & Astrophysics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
FR820179D 1936-06-22 1936-06-22 Un nouvel appareil périscopique Expired FR820179A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR820179T 1936-06-22

Publications (1)

Publication Number Publication Date
FR820179A true FR820179A (fr) 1937-11-05

Family

ID=9270667

Family Applications (1)

Application Number Title Priority Date Filing Date
FR820179D Expired FR820179A (fr) 1936-06-22 1936-06-22 Un nouvel appareil périscopique

Country Status (1)

Country Link
FR (1) FR820179A (fr)

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