FR1181470A - Cadre-cache pour diapositif - Google Patents

Cadre-cache pour diapositif

Info

Publication number
FR1181470A
FR1181470A FR1181470DA FR1181470A FR 1181470 A FR1181470 A FR 1181470A FR 1181470D A FR1181470D A FR 1181470DA FR 1181470 A FR1181470 A FR 1181470A
Authority
FR
France
Prior art keywords
slide frame
slide
frame
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
Arnold Perrot
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 FR1181470A publication Critical patent/FR1181470A/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
    • G03B21/54—Accessories
    • G03B21/64—Means for mounting individual pictures to be projected, e.g. frame for transparency

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR1181470D 1956-08-10 1957-08-09 Cadre-cache pour diapositif Expired FR1181470A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH1181470X 1956-08-10

Publications (1)

Publication Number Publication Date
FR1181470A true FR1181470A (fr) 1959-06-16

Family

ID=4561787

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1181470D Expired FR1181470A (fr) 1956-08-10 1957-08-09 Cadre-cache pour diapositif

Country Status (1)

Country Link
FR (1) FR1181470A (fr)

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