FR56823E - Periscope pour automobiles et autres - Google Patents

Periscope pour automobiles et autres

Info

Publication number
FR56823E
FR56823E FR56823DA FR56823E FR 56823 E FR56823 E FR 56823E FR 56823D A FR56823D A FR 56823DA FR 56823 E FR56823 E FR 56823E
Authority
FR
France
Prior art keywords
periscope
automobiles
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
Henri Testas
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 FR56823E publication Critical patent/FR56823E/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)
FR56823D 1946-12-11 1947-06-12 Periscope pour automobiles et autres Expired FR56823E (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR937310T 1946-12-11

Publications (1)

Publication Number Publication Date
FR56823E true FR56823E (fr) 1952-10-20

Family

ID=9457869

Family Applications (2)

Application Number Title Priority Date Filing Date
FR937310D Expired FR937310A (fr) 1946-12-11 1946-12-11 Périscope pour automobiles et autres
FR56823D Expired FR56823E (fr) 1946-12-11 1947-06-12 Periscope pour automobiles et autres

Family Applications Before (1)

Application Number Title Priority Date Filing Date
FR937310D Expired FR937310A (fr) 1946-12-11 1946-12-11 Périscope pour automobiles et autres

Country Status (1)

Country Link
FR (2) FR937310A (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3140339A (en) * 1962-03-13 1964-07-07 Marx & Co Louis Optical toy of the periscope type
FR2648574A1 (fr) * 1989-06-20 1990-12-21 Etudes Realis Electronique Dispositif de visee optique monte sur un vehicule a l'exterieur de ce dernier

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3140339A (en) * 1962-03-13 1964-07-07 Marx & Co Louis Optical toy of the periscope type
FR2648574A1 (fr) * 1989-06-20 1990-12-21 Etudes Realis Electronique Dispositif de visee optique monte sur un vehicule a l'exterieur de ce dernier

Also Published As

Publication number Publication date
FR937310A (fr) 1948-08-13

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