FR585160A - Projection device - Google Patents

Projection device

Info

Publication number
FR585160A
FR585160A FR585160DA FR585160A FR 585160 A FR585160 A FR 585160A FR 585160D A FR585160D A FR 585160DA FR 585160 A FR585160 A FR 585160A
Authority
FR
France
Prior art keywords
projection device
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
Other languages
French (fr)
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.)
MAISON de la BONNE PRESSE
Original Assignee
MAISON de la BONNE PRESSE
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 MAISON de la BONNE PRESSE filed Critical MAISON de la BONNE PRESSE
Application granted granted Critical
Publication of FR585160A publication Critical patent/FR585160A/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)
FR585160D 1924-09-01 1924-09-01 Projection device Expired FR585160A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR585160T 1924-09-01

Publications (1)

Publication Number Publication Date
FR585160A true FR585160A (en) 1925-02-23

Family

ID=8959804

Family Applications (1)

Application Number Title Priority Date Filing Date
FR585160D Expired FR585160A (en) 1924-09-01 1924-09-01 Projection device

Country Status (1)

Country Link
FR (1) FR585160A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE972805C (en) * 1950-10-31 1959-10-01 Tom Gottberg Device for displaying at least three interrelated images on a common image surface using projectors, in particular for teaching and advertising purposes

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE972805C (en) * 1950-10-31 1959-10-01 Tom Gottberg Device for displaying at least three interrelated images on a common image surface using projectors, in particular for teaching and advertising purposes

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