FR1335598A - Improvements made to masks - Google Patents

Improvements made to masks

Info

Publication number
FR1335598A
FR1335598A FR903586A FR903586A FR1335598A FR 1335598 A FR1335598 A FR 1335598A FR 903586 A FR903586 A FR 903586A FR 903586 A FR903586 A FR 903586A FR 1335598 A FR1335598 A FR 1335598A
Authority
FR
France
Prior art keywords
masks
improvements made
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
FR903586A
Other languages
French (fr)
Inventor
Francois Fort
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
Priority to FR903586A priority Critical patent/FR1335598A/en
Application granted granted Critical
Publication of FR1335598A publication Critical patent/FR1335598A/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
    • G03B23/14—Carriers operable to move pictures into, and out of, the projection or viewing position and carrying one or two pictures only in a removable manner also other devices not provided with a stock, e.g. chutes
FR903586A 1962-07-10 1962-07-10 Improvements made to masks Expired FR1335598A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR903586A FR1335598A (en) 1962-07-10 1962-07-10 Improvements made to masks

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR903586A FR1335598A (en) 1962-07-10 1962-07-10 Improvements made to masks

Publications (1)

Publication Number Publication Date
FR1335598A true FR1335598A (en) 1963-08-23

Family

ID=8782921

Family Applications (1)

Application Number Title Priority Date Filing Date
FR903586A Expired FR1335598A (en) 1962-07-10 1962-07-10 Improvements made to masks

Country Status (1)

Country Link
FR (1) FR1335598A (en)

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