FR15194E - Switch system for projections - Google Patents

Switch system for projections

Info

Publication number
FR15194E
FR15194E FR15194DA FR15194E FR 15194 E FR15194 E FR 15194E FR 15194D A FR15194D A FR 15194DA FR 15194 E FR15194 E FR 15194E
Authority
FR
France
Prior art keywords
projections
switch system
switch
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.)
INTERNATIONALE DE LUMIERE FROIDE PROCEDES Ste
Original Assignee
INTERNATIONALE DE LUMIERE FROIDE PROCEDES Ste
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 INTERNATIONALE DE LUMIERE FROIDE PROCEDES Ste filed Critical INTERNATIONALE DE LUMIERE FROIDE PROCEDES Ste
Application granted granted Critical
Publication of FR15194E publication Critical patent/FR15194E/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
    • G03B21/14—Details
    • G03B21/32—Details specially adapted for motion-picture projection
    • G03B21/40—Eliminating or reducing effect of flicker

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR15194D 1910-10-21 1911-10-18 Switch system for projections Expired FR15194E (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR421659T 1910-10-21
FR15194T 1911-10-18

Publications (1)

Publication Number Publication Date
FR15194E true FR15194E (en) 1912-05-11

Family

ID=1356989

Family Applications (1)

Application Number Title Priority Date Filing Date
FR15194D Expired FR15194E (en) 1910-10-21 1911-10-18 Switch system for projections

Country Status (1)

Country Link
FR (1) FR15194E (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2605673A (en) * 1950-02-17 1952-08-05 Mitchell Camera Corp Framing light and control for motion-picture machines
US4806090A (en) * 1986-01-30 1989-02-21 Richford Holdings, Inc. Chapati making machine

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2605673A (en) * 1950-02-17 1952-08-05 Mitchell Camera Corp Framing light and control for motion-picture machines
US4806090A (en) * 1986-01-30 1989-02-21 Richford Holdings, Inc. Chapati making machine

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