FR765005A - Device for viewing in relief of fixed or animated projections on a screen - Google Patents

Device for viewing in relief of fixed or animated projections on a screen

Info

Publication number
FR765005A
FR765005A FR765005DA FR765005A FR 765005 A FR765005 A FR 765005A FR 765005D A FR765005D A FR 765005DA FR 765005 A FR765005 A FR 765005A
Authority
FR
France
Prior art keywords
animated
relief
projections
viewing
screen
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
Louis
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 FR765005A publication Critical patent/FR765005A/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
    • G03B21/54—Accessories
    • G03B21/56—Projection screens
    • G03B21/60—Projection screens characterised by the nature of the surface

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR765005D 1933-12-05 1933-12-05 Device for viewing in relief of fixed or animated projections on a screen Expired FR765005A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR765005T 1933-12-05

Publications (1)

Publication Number Publication Date
FR765005A true FR765005A (en) 1934-06-01

Family

ID=9182486

Family Applications (1)

Application Number Title Priority Date Filing Date
FR765005D Expired FR765005A (en) 1933-12-05 1933-12-05 Device for viewing in relief of fixed or animated projections on a screen

Country Status (1)

Country Link
FR (1) FR765005A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3394952A (en) * 1965-05-03 1968-07-30 Ben B. Garrett Sewer pipe joint

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3394952A (en) * 1965-05-03 1968-07-30 Ben B. Garrett Sewer pipe joint

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