FR373842A - Photographic viewfinder - Google Patents

Photographic viewfinder

Info

Publication number
FR373842A
FR373842A FR373842DA FR373842A FR 373842 A FR373842 A FR 373842A FR 373842D A FR373842D A FR 373842DA FR 373842 A FR373842 A FR 373842A
Authority
FR
France
Prior art keywords
viewfinder
photographic
photographic viewfinder
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.)
USCH AG
Original Assignee
USCH AG
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 USCH AG filed Critical USCH AG
Application granted granted Critical
Publication of FR373842A publication Critical patent/FR373842A/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)
FR373842D 1906-10-30 1907-01-23 Photographic viewfinder Expired FR373842A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE373842X 1906-10-30

Publications (1)

Publication Number Publication Date
FR373842A true FR373842A (en) 1907-05-28

Family

ID=1420521

Family Applications (1)

Application Number Title Priority Date Filing Date
FR373842D Expired FR373842A (en) 1906-10-30 1907-01-23 Photographic viewfinder

Country Status (1)

Country Link
FR (1) FR373842A (en)

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