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FR26805E - Appareil de projection perfectionné - Google Patents

Appareil de projection perfectionné

Info

Publication number
FR26805E
FR26805E FR26805DA FR26805E FR 26805 E FR26805 E FR 26805E FR 26805D A FR26805D A FR 26805DA FR 26805 E FR26805 E FR 26805E
Authority
FR
France
Prior art keywords
projection device
advanced projection
advanced
projection
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
Elie-Xavier Mazo
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 FR26805E publication Critical patent/FR26805E/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
    • G03B21/00—Projectors or projection-type viewers; Accessories therefor
    • G03B21/06—Projectors or projection-type viewers; Accessories therefor affording only episcopic projection

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR26805D 1922-06-29 1922-06-29 Appareil de projection perfectionné Expired FR26805E (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR26805T 1922-06-29

Publications (1)

Publication Number Publication Date
FR26805E true FR26805E (fr) 1924-03-15

Family

ID=8665189

Family Applications (1)

Application Number Title Priority Date Filing Date
FR26805D Expired FR26805E (fr) 1922-06-29 1922-06-29 Appareil de projection perfectionné

Country Status (1)

Country Link
FR (1) FR26805E (fr)

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