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FR652984A - Appareil pour projections - Google Patents

Appareil pour projections

Info

Publication number
FR652984A
FR652984A FR652984DA FR652984A FR 652984 A FR652984 A FR 652984A FR 652984D A FR652984D A FR 652984DA FR 652984 A FR652984 A FR 652984A
Authority
FR
France
Prior art keywords
projector device
projector
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
Jules Sarazin
Paul Maquenne
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 FR652984A publication Critical patent/FR652984A/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
    • G03B21/10—Projectors with built-in or built-on screen

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR652984D 1928-04-18 1928-04-18 Appareil pour projections Expired FR652984A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR652984T 1928-04-18

Publications (1)

Publication Number Publication Date
FR652984A true FR652984A (fr) 1929-03-15

Family

ID=9005592

Family Applications (1)

Application Number Title Priority Date Filing Date
FR652984D Expired FR652984A (fr) 1928-04-18 1928-04-18 Appareil pour projections

Country Status (1)

Country Link
FR (1) FR652984A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE954103C (de) * 1949-11-24 1956-12-13 Dr Friedrich Fehse In einem kofferartigen Gehaeuse angeordnetes Projektionsgeraet

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE954103C (de) * 1949-11-24 1956-12-13 Dr Friedrich Fehse In einem kofferartigen Gehaeuse angeordnetes Projektionsgeraet

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