FR349498A - Viewfinder for cameras - Google Patents

Viewfinder for cameras

Info

Publication number
FR349498A
FR349498A FR349498DA FR349498A FR 349498 A FR349498 A FR 349498A FR 349498D A FR349498D A FR 349498DA FR 349498 A FR349498 A FR 349498A
Authority
FR
France
Prior art keywords
viewfinder
cameras
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
Wilhelm Trappiel
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 FR349498A publication Critical patent/FR349498A/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
    • G02B23/14—Viewfinders

Landscapes

  • Physics & Mathematics (AREA)
  • Astronomy & Astrophysics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
FR349498D 1904-12-23 1904-12-23 Viewfinder for cameras Expired FR349498A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR349498T 1904-12-23

Publications (1)

Publication Number Publication Date
FR349498A true FR349498A (en) 1905-05-30

Family

ID=1397999

Family Applications (1)

Application Number Title Priority Date Filing Date
FR349498D Expired FR349498A (en) 1904-12-23 1904-12-23 Viewfinder for cameras

Country Status (1)

Country Link
FR (1) FR349498A (en)

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