FR93640E - Appareil de projection en valise-écran. - Google Patents

Appareil de projection en valise-écran.

Info

Publication number
FR93640E
FR93640E FR133797A FR133797A FR93640E FR 93640 E FR93640 E FR 93640E FR 133797 A FR133797 A FR 133797A FR 133797 A FR133797 A FR 133797A FR 93640 E FR93640 E FR 93640E
Authority
FR
France
Prior art keywords
projection device
screen case
screen
case
projection
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
FR133797A
Other languages
English (en)
Inventor
Jean-Michel Weiss
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.)
Zeltner & Cie J
Original Assignee
Zeltner & Cie J
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
Priority claimed from FR46940A external-priority patent/FR1542455A/fr
Application filed by Zeltner & Cie J filed Critical Zeltner & Cie J
Priority to FR133797A priority Critical patent/FR93640E/fr
Application granted granted Critical
Publication of FR93640E publication Critical patent/FR93640E/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
    • G03B21/00—Projectors or projection-type viewers; Accessories therefor
    • G03B21/14—Details
    • G03B21/30—Details adapted to collapse or fold, e.g. for portability

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR133797A 1966-01-24 1967-12-26 Appareil de projection en valise-écran. Expired FR93640E (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR133797A FR93640E (fr) 1966-01-24 1967-12-26 Appareil de projection en valise-écran.

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR46940A FR1542455A (fr) 1966-01-24 1966-01-24 Appareil de projection en valise-écran
FR133797A FR93640E (fr) 1966-01-24 1967-12-26 Appareil de projection en valise-écran.

Publications (1)

Publication Number Publication Date
FR93640E true FR93640E (fr) 1969-04-25

Family

ID=8643747

Family Applications (1)

Application Number Title Priority Date Filing Date
FR133797A Expired FR93640E (fr) 1966-01-24 1967-12-26 Appareil de projection en valise-écran.

Country Status (1)

Country Link
FR (1) FR93640E (fr)

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