FR470085A - Perfectionnements aux appareils cinématographiques - Google Patents

Perfectionnements aux appareils cinématographiques

Info

Publication number
FR470085A
FR470085A FR470085DA FR470085A FR 470085 A FR470085 A FR 470085A FR 470085D A FR470085D A FR 470085DA FR 470085 A FR470085 A FR 470085A
Authority
FR
France
Prior art keywords
cinematographic
devices
cinematographic devices
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
English (en)
Inventor
Leo Kamm
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Application granted granted Critical
Publication of FR470085A publication Critical patent/FR470085A/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
    • G03B21/16—Cooling; Preventing overheating

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR470085D 1913-03-27 1914-03-26 Perfectionnements aux appareils cinématographiques Expired FR470085A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB470085X 1913-03-27

Publications (1)

Publication Number Publication Date
FR470085A true FR470085A (fr) 1914-08-20

Family

ID=1508486

Family Applications (1)

Application Number Title Priority Date Filing Date
FR470085D Expired FR470085A (fr) 1913-03-27 1914-03-26 Perfectionnements aux appareils cinématographiques

Country Status (1)

Country Link
FR (1) FR470085A (fr)

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