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FR1067723A - Projection device on a non-perceptible receiving surface - Google Patents

Projection device on a non-perceptible receiving surface

Info

Publication number
FR1067723A
FR1067723A FR1067723DA FR1067723A FR 1067723 A FR1067723 A FR 1067723A FR 1067723D A FR1067723D A FR 1067723DA FR 1067723 A FR1067723 A FR 1067723A
Authority
FR
France
Prior art keywords
perceptible
receiving surface
projection device
projection
receiving
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
Albert Charbonneau
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 filed Critical
Application granted granted Critical
Publication of FR1067723A publication Critical patent/FR1067723A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
    • G09F19/00—Advertising or display means not otherwise provided for
    • G09F19/12—Advertising or display means not otherwise provided for using special optical effects
    • G09F19/18—Advertising or display means not otherwise provided for using special optical effects involving the use of optical projection means, e.g. projection of images on clouds

Landscapes

  • Business, Economics & Management (AREA)
  • Accounting & Taxation (AREA)
  • Marketing (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
FR1067723D 1952-12-16 1952-12-16 Projection device on a non-perceptible receiving surface Expired FR1067723A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1067723T 1952-12-16

Publications (1)

Publication Number Publication Date
FR1067723A true FR1067723A (en) 1954-06-17

Family

ID=9603355

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1067723D Expired FR1067723A (en) 1952-12-16 1952-12-16 Projection device on a non-perceptible receiving surface

Country Status (1)

Country Link
FR (1) FR1067723A (en)

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