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FR577555A - Mirror film - Google Patents

Mirror film

Info

Publication number
FR577555A
FR577555A FR577555DA FR577555A FR 577555 A FR577555 A FR 577555A FR 577555D A FR577555D A FR 577555DA FR 577555 A FR577555 A FR 577555A
Authority
FR
France
Prior art keywords
mirror film
mirror
film
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
Michael Werthen
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 FR577555A publication Critical patent/FR577555A/en
Expired legal-status Critical Current

Links

Classifications

    • GPHYSICS
    • G03PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03BAPPARATUS 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
    • G03B21/00Projectors or projection-type viewers; Accessories therefor
    • G03B21/06Projectors or projection-type viewers; Accessories therefor affording only episcopic projection

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR577555D 1924-02-21 1924-02-21 Mirror film Expired FR577555A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR577555T 1924-02-21

Publications (1)

Publication Number Publication Date
FR577555A true FR577555A (en) 1924-09-08

Family

ID=8954811

Family Applications (1)

Application Number Title Priority Date Filing Date
FR577555D Expired FR577555A (en) 1924-02-21 1924-02-21 Mirror film

Country Status (1)

Country Link
FR (1) FR577555A (en)

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