FR640826A - Dispositif photographique extra-lumineux - Google Patents

Dispositif photographique extra-lumineux

Info

Publication number
FR640826A
FR640826A FR640826DA FR640826A FR 640826 A FR640826 A FR 640826A FR 640826D A FR640826D A FR 640826DA FR 640826 A FR640826 A FR 640826A
Authority
FR
France
Prior art keywords
extra
photographic device
bright photographic
bright
photographic
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
Georges Chretien
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 filed Critical
Application granted granted Critical
Publication of FR640826A publication Critical patent/FR640826A/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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR640826D 1927-01-22 1927-01-22 Dispositif photographique extra-lumineux Expired FR640826A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR640826T 1927-01-22

Publications (1)

Publication Number Publication Date
FR640826A true FR640826A (fr) 1928-07-23

Family

ID=8997706

Family Applications (1)

Application Number Title Priority Date Filing Date
FR640826D Expired FR640826A (fr) 1927-01-22 1927-01-22 Dispositif photographique extra-lumineux

Country Status (1)

Country Link
FR (1) FR640826A (fr)

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