FR44257E - Apparatus for projecting advertising and other images - Google Patents

Apparatus for projecting advertising and other images

Info

Publication number
FR44257E
FR44257E FR44257DA FR44257E FR 44257 E FR44257 E FR 44257E FR 44257D A FR44257D A FR 44257DA FR 44257 E FR44257 E FR 44257E
Authority
FR
France
Prior art keywords
images
projecting advertising
advertising
projecting
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
Henri Heaulme
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 FR44257E publication Critical patent/FR44257E/en
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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR44257D 1933-08-28 1933-08-28 Apparatus for projecting advertising and other images Expired FR44257E (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR44257T 1933-08-28

Publications (1)

Publication Number Publication Date
FR44257E true FR44257E (en) 1934-12-13

Family

ID=8680103

Family Applications (1)

Application Number Title Priority Date Filing Date
FR44257D Expired FR44257E (en) 1933-08-28 1933-08-28 Apparatus for projecting advertising and other images

Country Status (1)

Country Link
FR (1) FR44257E (en)

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