FR23679E - Stéréoscope classeur magnétique - Google Patents

Stéréoscope classeur magnétique

Info

Publication number
FR23679E
FR23679E FR23679A FR23679DA FR23679E FR 23679 E FR23679 E FR 23679E FR 23679 A FR23679 A FR 23679A FR 23679D A FR23679D A FR 23679DA FR 23679 E FR23679 E FR 23679E
Authority
FR
France
Prior art keywords
stereoscope
magnetic file
file
magnetic
file stereoscope
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
FR23679A
Other languages
English (en)
Inventor
Modeste Noel
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 FR23679E publication Critical patent/FR23679E/fr
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B23/00—Devices for changing pictures in viewing apparatus or projectors
    • G03B23/02—Devices for changing pictures in viewing apparatus or projectors in which pictures are removed from, and returned to, magazines; Magazines therefor
    • G03B23/04—Devices for changing pictures in viewing apparatus or projectors in which pictures are removed from, and returned to, magazines; Magazines therefor with linear movement
    • G03B23/046—Picture changing devices

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR23679A 1920-10-02 1920-10-02 Stéréoscope classeur magnétique Expired FR23679E (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR23679T 1920-10-02

Publications (1)

Publication Number Publication Date
FR23679E true FR23679E (fr) 1921-12-15

Family

ID=8662388

Family Applications (1)

Application Number Title Priority Date Filing Date
FR23679A Expired FR23679E (fr) 1920-10-02 1920-10-02 Stéréoscope classeur magnétique

Country Status (1)

Country Link
FR (1) FR23679E (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3063180A (en) * 1959-10-29 1962-11-13 George Morgese Display devices

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3063180A (en) * 1959-10-29 1962-11-13 George Morgese Display devices

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