FR26476E - Lanterne de projection pour corps opaques - Google Patents

Lanterne de projection pour corps opaques

Info

Publication number
FR26476E
FR26476E FR26476DA FR26476E FR 26476 E FR26476 E FR 26476E FR 26476D A FR26476D A FR 26476DA FR 26476 E FR26476 E FR 26476E
Authority
FR
France
Prior art keywords
opaque bodies
projection lantern
lantern
projection
opaque
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
Charles-Francois Dussaud
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 FR26476E publication Critical patent/FR26476E/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)
FR26476D 1922-02-20 1922-02-20 Lanterne de projection pour corps opaques Expired FR26476E (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR26476T 1922-02-20

Publications (1)

Publication Number Publication Date
FR26476E true FR26476E (fr) 1924-01-03

Family

ID=8664899

Family Applications (1)

Application Number Title Priority Date Filing Date
FR26476D Expired FR26476E (fr) 1922-02-20 1922-02-20 Lanterne de projection pour corps opaques

Country Status (1)

Country Link
FR (1) FR26476E (fr)

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