FR2133021A5 - - Google Patents

Info

Publication number
FR2133021A5
FR2133021A5 FR7112086A FR7112086A FR2133021A5 FR 2133021 A5 FR2133021 A5 FR 2133021A5 FR 7112086 A FR7112086 A FR 7112086A FR 7112086 A FR7112086 A FR 7112086A FR 2133021 A5 FR2133021 A5 FR 2133021A5
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
FR7112086A
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.)
VANNIER PHOTELEC CHEVALI
Original Assignee
VANNIER PHOTELEC CHEVALI
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 VANNIER PHOTELEC CHEVALI filed Critical VANNIER PHOTELEC CHEVALI
Priority to FR7112086A priority Critical patent/FR2133021A5/fr
Application granted granted Critical
Publication of FR2133021A5 publication Critical patent/FR2133021A5/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
    • G03B15/00—Special procedures for taking photographs; Apparatus therefor
    • 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
    • G03B27/00—Photographic printing apparatus
    • G03B27/72—Controlling or varying light intensity, spectral composition, or exposure time in photographic printing apparatus
    • G03B27/727—Optical projection devices wherein the contrast is controlled optically (e.g. uniform exposure, two colour exposure on variable contrast sensitive material)

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
FR7112086A 1971-04-06 1971-04-06 Expired FR2133021A5 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7112086A FR2133021A5 (en) 1971-04-06 1971-04-06

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7112086A FR2133021A5 (en) 1971-04-06 1971-04-06

Publications (1)

Publication Number Publication Date
FR2133021A5 true FR2133021A5 (en) 1972-11-24

Family

ID=9074811

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7112086A Expired FR2133021A5 (en) 1971-04-06 1971-04-06

Country Status (1)

Country Link
FR (1) FR2133021A5 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0481733A1 (en) * 1990-10-15 1992-04-22 Kokusai Electric Co., Ltd. Surface acoustic wave resonator

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0481733A1 (en) * 1990-10-15 1992-04-22 Kokusai Electric Co., Ltd. Surface acoustic wave resonator

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Legal Events

Date Code Title Description
ST Notification of lapse