FR1197764A - Projector of photographic views slides by process of <<melt>> and <<rideau>> - Google Patents

Projector of photographic views slides by process of <<melt>> and <<rideau>>

Info

Publication number
FR1197764A
FR1197764A FR1197764DA FR1197764A FR 1197764 A FR1197764 A FR 1197764A FR 1197764D A FR1197764D A FR 1197764DA FR 1197764 A FR1197764 A FR 1197764A
Authority
FR
France
Prior art keywords
rideau
projector
melt
slides
photographic views
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
Henri-Louis-Albert-O Dufosset
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 FR1197764A publication Critical patent/FR1197764A/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
    • G03B23/00—Devices for changing pictures in viewing apparatus or projectors
    • G03B23/18—Devices for changing pictures in viewing apparatus or projectors with fade-in and fade-out effects

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR1197764D 1957-12-31 1957-12-31 Projector of photographic views slides by process of <<melt>> and <<rideau>> Expired FR1197764A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1197764T 1957-12-31

Publications (1)

Publication Number Publication Date
FR1197764A true FR1197764A (en) 1959-12-02

Family

ID=9669797

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1197764D Expired FR1197764A (en) 1957-12-31 1957-12-31 Projector of photographic views slides by process of <<melt>> and <<rideau>>

Country Status (1)

Country Link
FR (1) FR1197764A (en)

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