FR654883A - Advanced device for cameras - Google Patents

Advanced device for cameras

Info

Publication number
FR654883A
FR654883A FR654883DA FR654883A FR 654883 A FR654883 A FR 654883A FR 654883D A FR654883D A FR 654883DA FR 654883 A FR654883 A FR 654883A
Authority
FR
France
Prior art keywords
cameras
advanced device
advanced
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)
Inventor
Leon Forrest Douglass
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 FR654883A publication Critical patent/FR654883A/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
    • G03B15/00—Special procedures for taking photographs; Apparatus therefor

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR654883D 1928-05-26 1928-05-26 Advanced device for cameras Expired FR654883A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR654883T 1928-05-26

Publications (1)

Publication Number Publication Date
FR654883A true FR654883A (en) 1929-04-11

Family

ID=9006747

Family Applications (1)

Application Number Title Priority Date Filing Date
FR654883D Expired FR654883A (en) 1928-05-26 1928-05-26 Advanced device for cameras

Country Status (1)

Country Link
FR (1) FR654883A (en)

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