FR496610A - Appareil automatique pour projections fixes - Google Patents

Appareil automatique pour projections fixes

Info

Publication number
FR496610A
FR496610A FR496610DA FR496610A FR 496610 A FR496610 A FR 496610A FR 496610D A FR496610D A FR 496610DA FR 496610 A FR496610 A FR 496610A
Authority
FR
France
Prior art keywords
automatic device
fixed projections
projections
fixed
automatic
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
Ruggero V Pellerey
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.)
RUGGERO V PELLEREY
Original Assignee
RUGGERO V PELLEREY
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 RUGGERO V PELLEREY filed Critical RUGGERO V PELLEREY
Application granted granted Critical
Publication of FR496610A publication Critical patent/FR496610A/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
    • G03B23/00—Devices for changing pictures in viewing apparatus or projectors
    • G03B23/08—Devices for changing pictures in viewing apparatus or projectors in which pictures are attached to a movable carrier
    • G03B23/10—Devices for changing pictures in viewing apparatus or projectors in which pictures are attached to a movable carrier drum or disc carrier

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR496610D 1918-11-20 1919-02-08 Appareil automatique pour projections fixes Expired FR496610A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT496610X 1918-11-20

Publications (1)

Publication Number Publication Date
FR496610A true FR496610A (fr) 1919-11-12

Family

ID=1532014

Family Applications (1)

Application Number Title Priority Date Filing Date
FR496610D Expired FR496610A (fr) 1918-11-20 1919-02-08 Appareil automatique pour projections fixes

Country Status (1)

Country Link
FR (1) FR496610A (fr)

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