FR1179132A - Projection device - Google Patents

Projection device

Info

Publication number
FR1179132A
FR1179132A FR1179132DA FR1179132A FR 1179132 A FR1179132 A FR 1179132A FR 1179132D A FR1179132D A FR 1179132DA FR 1179132 A FR1179132 A FR 1179132A
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.)
COMMERCIALE ET IND PATHE SOC
Original Assignee
COMMERCIALE ET IND PATHE SOC
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 COMMERCIALE ET IND PATHE SOC filed Critical COMMERCIALE ET IND PATHE SOC
Application granted granted Critical
Publication of FR1179132A publication Critical patent/FR1179132A/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)
FR1179132D 1957-07-18 1957-07-18 Projection device Expired FR1179132A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1179132T 1957-07-18

Publications (1)

Publication Number Publication Date
FR1179132A true FR1179132A (en) 1959-05-21

Family

ID=9661025

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1179132D Expired FR1179132A (en) 1957-07-18 1957-07-18 Projection device

Country Status (1)

Country Link
FR (1) FR1179132A (en)

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