FR564017A - projection screen - Google Patents

projection screen

Info

Publication number
FR564017A
FR564017A FR564017DA FR564017A FR 564017 A FR564017 A FR 564017A FR 564017D A FR564017D A FR 564017DA FR 564017 A FR564017 A FR 564017A
Authority
FR
France
Prior art keywords
projection screen
projection
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)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Pathe Cinema SA
Original Assignee
Pathe Cinema SA
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 by Pathe Cinema SA filed Critical Pathe Cinema SA
Application granted granted Critical
Publication of FR564017A publication Critical patent/FR564017A/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
    • G03B21/58—Projection screens collapsible, e.g. foldable; of variable area

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR564017D 1923-03-17 1923-03-17 projection screen Expired FR564017A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR564017T 1923-03-17

Publications (1)

Publication Number Publication Date
FR564017A true FR564017A (en) 1923-12-19

Family

ID=8945476

Family Applications (1)

Application Number Title Priority Date Filing Date
FR564017D Expired FR564017A (en) 1923-03-17 1923-03-17 projection screen

Country Status (1)

Country Link
FR (1) FR564017A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1184113B (en) * 1957-03-16 1964-12-23 Herbert Riedel Roll-up projector wall

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1184113B (en) * 1957-03-16 1964-12-23 Herbert Riedel Roll-up projector wall

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