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FR759341A - Indirect vision device - Google Patents

Indirect vision device

Info

Publication number
FR759341A
FR759341A FR759341DA FR759341A FR 759341 A FR759341 A FR 759341A FR 759341D A FR759341D A FR 759341DA FR 759341 A FR759341 A FR 759341A
Authority
FR
France
Prior art keywords
vision device
indirect vision
indirect
vision
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)
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.)
Guillaume & Cie P
Original Assignee
Guillaume & Cie P
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 Guillaume & Cie P filed Critical Guillaume & Cie P
Application granted granted Critical
Publication of FR759341A publication Critical patent/FR759341A/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
    • G02B23/08—Periscopes

Landscapes

  • Physics & Mathematics (AREA)
  • Astronomy & Astrophysics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
FR759341D 1933-08-07 1933-08-07 Indirect vision device Expired FR759341A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR759341T 1933-08-07

Publications (1)

Publication Number Publication Date
FR759341A true FR759341A (en) 1934-02-01

Family

ID=9167176

Family Applications (1)

Application Number Title Priority Date Filing Date
FR759341D Expired FR759341A (en) 1933-08-07 1933-08-07 Indirect vision device

Country Status (1)

Country Link
FR (1) FR759341A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6082869A (en) * 1999-04-01 2000-07-04 Draheim; Jon M Door/window mounted safety mirror

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6082869A (en) * 1999-04-01 2000-07-04 Draheim; Jon M Door/window mounted safety mirror

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