FR15398E - Hand-held device for viewing color photographs and other positive photographs by transparency - Google Patents

Hand-held device for viewing color photographs and other positive photographs by transparency

Info

Publication number
FR15398E
FR15398E FR15398DA FR15398E FR 15398 E FR15398 E FR 15398E FR 15398D A FR15398D A FR 15398DA FR 15398 E FR15398 E FR 15398E
Authority
FR
France
Prior art keywords
photographs
transparency
hand
held device
positive
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
Leon Gimpel
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.)
LEON GIMPEL
Original Assignee
LEON GIMPEL
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 LEON GIMPEL filed Critical LEON GIMPEL
Application granted granted Critical
Publication of FR15398E publication Critical patent/FR15398E/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
    • G02B27/02—Viewing or reading apparatus
    • G02B27/04—Viewing or reading apparatus having collapsible parts

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
FR15398D 1911-02-02 1912-02-01 Hand-held device for viewing color photographs and other positive photographs by transparency Expired FR15398E (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR425533T 1911-02-02
FR15398T 1912-02-01

Publications (1)

Publication Number Publication Date
FR15398E true FR15398E (en) 1912-06-25

Family

ID=1357168

Family Applications (1)

Application Number Title Priority Date Filing Date
FR15398D Expired FR15398E (en) 1911-02-02 1912-02-01 Hand-held device for viewing color photographs and other positive photographs by transparency

Country Status (1)

Country Link
FR (1) FR15398E (en)

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