FR701916A - Dispositif de projection - Google Patents

Dispositif de projection

Info

Publication number
FR701916A
FR701916A FR701916DA FR701916A FR 701916 A FR701916 A FR 701916A FR 701916D A FR701916D A FR 701916DA FR 701916 A FR701916 A FR 701916A
Authority
FR
France
Prior art keywords
projection device
projection
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
Reinhold Kupfer
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 FR701916A publication Critical patent/FR701916A/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
    • G03B21/06—Projectors or projection-type viewers; Accessories therefor affording only episcopic projection

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR701916D 1929-09-27 1930-09-12 Dispositif de projection Expired FR701916A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE701916X 1929-09-27

Publications (1)

Publication Number Publication Date
FR701916A true FR701916A (fr) 1931-03-25

Family

ID=6611827

Family Applications (1)

Application Number Title Priority Date Filing Date
FR701916D Expired FR701916A (fr) 1929-09-27 1930-09-12 Dispositif de projection

Country Status (1)

Country Link
FR (1) FR701916A (fr)

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