FR470665A - Perfectionnements aux projecteurs cinématographiques - Google Patents

Perfectionnements aux projecteurs cinématographiques

Info

Publication number
FR470665A
FR470665A FR470665DA FR470665A FR 470665 A FR470665 A FR 470665A FR 470665D A FR470665D A FR 470665DA FR 470665 A FR470665 A FR 470665A
Authority
FR
France
Prior art keywords
cinematographic projectors
cinematographic
projectors
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
Emile Droin
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.)
EMILE DROIN
Original Assignee
EMILE DROIN
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 EMILE DROIN filed Critical EMILE DROIN
Application granted granted Critical
Publication of FR470665A publication Critical patent/FR470665A/fr
Expired legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01F—PROCESSING OF HARVESTED PRODUCE; HAY OR STRAW PRESSES; DEVICES FOR STORING AGRICULTURAL OR HORTICULTURAL PRODUCE
    • A01F12/00—Parts or details of threshing apparatus
    • A01F12/56—Driving mechanisms for the threshing parts
    • 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
    • G03B21/32—Details specially adapted for motion-picture projection

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Environmental Sciences (AREA)
FR470665D 1914-04-08 1914-04-08 Perfectionnements aux projecteurs cinématographiques Expired FR470665A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR470665T 1914-04-08

Publications (1)

Publication Number Publication Date
FR470665A true FR470665A (fr) 1914-09-24

Family

ID=1509002

Family Applications (1)

Application Number Title Priority Date Filing Date
FR470665D Expired FR470665A (fr) 1914-04-08 1914-04-08 Perfectionnements aux projecteurs cinématographiques

Country Status (1)

Country Link
FR (1) FR470665A (fr)

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