FR2288989B1 - - Google Patents

Info

Publication number
FR2288989B1
FR2288989B1 FR7435406A FR7435406A FR2288989B1 FR 2288989 B1 FR2288989 B1 FR 2288989B1 FR 7435406 A FR7435406 A FR 7435406A FR 7435406 A FR7435406 A FR 7435406A FR 2288989 B1 FR2288989 B1 FR 2288989B1
Authority
FR
France
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
FR7435406A
Other languages
French (fr)
Other versions
FR2288989A1 (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.)
SOFED
Original Assignee
SOFED
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 SOFED filed Critical SOFED
Priority to FR7435406A priority Critical patent/FR2288989A1/fr
Priority to DE19752533982 priority patent/DE2533982A1/de
Publication of FR2288989A1 publication Critical patent/FR2288989A1/fr
Application granted granted Critical
Publication of FR2288989B1 publication Critical patent/FR2288989B1/fr
Granted 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
    • G03B23/00—Devices for changing pictures in viewing apparatus or projectors

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Projection Apparatus (AREA)
FR7435406A 1974-10-22 1974-10-22 Projecteur de diapositives avec gradateur de l'intensite lumineuse Granted FR2288989A1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
FR7435406A FR2288989A1 (fr) 1974-10-22 1974-10-22 Projecteur de diapositives avec gradateur de l'intensite lumineuse
DE19752533982 DE2533982A1 (de) 1974-10-22 1975-07-30 Diapositiv-bildwerfer mit lichtstaerkenregler

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7435406A FR2288989A1 (fr) 1974-10-22 1974-10-22 Projecteur de diapositives avec gradateur de l'intensite lumineuse

Publications (2)

Publication Number Publication Date
FR2288989A1 FR2288989A1 (fr) 1976-05-21
FR2288989B1 true FR2288989B1 (enExample) 1978-06-16

Family

ID=9144347

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7435406A Granted FR2288989A1 (fr) 1974-10-22 1974-10-22 Projecteur de diapositives avec gradateur de l'intensite lumineuse

Country Status (2)

Country Link
DE (1) DE2533982A1 (enExample)
FR (1) FR2288989A1 (enExample)

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1321783A (fr) * 1962-05-02 1963-03-22 Voigtlaender Ag Lanterne de projection dont les phases de fonctionnement sont commandées par un boîtier de commutation à distance

Also Published As

Publication number Publication date
FR2288989A1 (fr) 1976-05-21
DE2533982A1 (de) 1976-04-29

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Legal Events

Date Code Title Description
ST Notification of lapse