FR1147765A - epidiascope - Google Patents

epidiascope

Info

Publication number
FR1147765A
FR1147765A FR1147765DA FR1147765A FR 1147765 A FR1147765 A FR 1147765A FR 1147765D A FR1147765D A FR 1147765DA FR 1147765 A FR1147765 A FR 1147765A
Authority
FR
France
Prior art keywords
epidiascope
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
Carl Butscher
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 FR1147765A publication Critical patent/FR1147765A/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
    • G03B21/00—Projectors or projection-type viewers; Accessories therefor
    • G03B21/08—Projectors or projection-type viewers; Accessories therefor affording epidiascopic projection

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR1147765D 1955-05-11 1956-04-18 epidiascope Expired FR1147765A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH1147765X 1955-05-11

Publications (1)

Publication Number Publication Date
FR1147765A true FR1147765A (en) 1957-11-29

Family

ID=4560005

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1147765D Expired FR1147765A (en) 1955-05-11 1956-04-18 epidiascope

Country Status (1)

Country Link
FR (1) FR1147765A (en)

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