FR453110A - Périscope - Google Patents

Périscope

Info

Publication number
FR453110A
FR453110A FR453110DA FR453110A FR 453110 A FR453110 A FR 453110A FR 453110D A FR453110D A FR 453110DA FR 453110 A FR453110 A FR 453110A
Authority
FR
France
Prior art keywords
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)
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.)
LACOUR BERTHIOT DES ETS
Original Assignee
LACOUR BERTHIOT DES ETS
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 LACOUR BERTHIOT DES ETS filed Critical LACOUR BERTHIOT DES ETS
Application granted granted Critical
Publication of FR453110A publication Critical patent/FR453110A/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)
FR453110D 1912-03-26 1912-03-26 Périscope Expired FR453110A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR453110T 1912-03-26

Publications (1)

Publication Number Publication Date
FR453110A true FR453110A (fr) 1913-05-31

Family

ID=1493254

Family Applications (1)

Application Number Title Priority Date Filing Date
FR453110D Expired FR453110A (fr) 1912-03-26 1912-03-26 Périscope

Country Status (1)

Country Link
FR (1) FR453110A (fr)

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