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FR669001A - Optical device for cameras - Google Patents

Optical device for cameras

Info

Publication number
FR669001A
FR669001A FR669001DA FR669001A FR 669001 A FR669001 A FR 669001A FR 669001D A FR669001D A FR 669001DA FR 669001 A FR669001 A FR 669001A
Authority
FR
France
Prior art keywords
cameras
optical device
optical
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
Marc Tanatar
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 FR669001A publication Critical patent/FR669001A/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
    • G03B19/00—Cameras

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR669001D 1929-01-10 1929-01-10 Optical device for cameras Expired FR669001A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR669001T 1929-01-10

Publications (1)

Publication Number Publication Date
FR669001A true FR669001A (en) 1929-11-09

Family

ID=9015439

Family Applications (1)

Application Number Title Priority Date Filing Date
FR669001D Expired FR669001A (en) 1929-01-10 1929-01-10 Optical device for cameras

Country Status (1)

Country Link
FR (1) FR669001A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2678580A (en) * 1950-03-20 1954-05-18 Richard T Erban Image inverting apparatus
US3054326A (en) * 1959-04-23 1962-09-18 C P Goerz Projecting device for photolithography

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2678580A (en) * 1950-03-20 1954-05-18 Richard T Erban Image inverting apparatus
US3054326A (en) * 1959-04-23 1962-09-18 C P Goerz Projecting device for photolithography

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