FR526397A - Appareil automatique de projection - Google Patents

Appareil automatique de projection

Info

Publication number
FR526397A
FR526397A FR526397A FR526397DA FR526397A FR 526397 A FR526397 A FR 526397A FR 526397 A FR526397 A FR 526397A FR 526397D A FR526397D A FR 526397DA FR 526397 A FR526397 A FR 526397A
Authority
FR
France
Prior art keywords
projection device
automatic projection
automatic
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
FR526397A
Other languages
English (en)
Inventor
Luigi Marzocchi
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Application granted granted Critical
Publication of FR526397A publication Critical patent/FR526397A/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
    • G03B23/12—Devices for changing pictures in viewing apparatus or projectors in which pictures are attached to a movable carrier linear strip carrier
    • G03B23/125—Devices for changing pictures in viewing apparatus or projectors in which pictures are attached to a movable carrier linear strip carrier the pictures being attached to a chain or linked up to form a chain

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR526397A 1920-05-17 1920-10-23 Appareil automatique de projection Expired FR526397A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT526397X 1920-05-17

Publications (1)

Publication Number Publication Date
FR526397A true FR526397A (fr) 1921-10-07

Family

ID=11277363

Family Applications (1)

Application Number Title Priority Date Filing Date
FR526397A Expired FR526397A (fr) 1920-05-17 1920-10-23 Appareil automatique de projection

Country Status (1)

Country Link
FR (1) FR526397A (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2251342A1 (de) * 1971-11-19 1973-05-24 Gerald Joseph Frey Dia-projektor fuer nicht abgestuetzte flexible dia-halter
US3840973A (en) * 1971-11-24 1974-10-15 P Potter Transparency viewing cassette unit

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2251342A1 (de) * 1971-11-19 1973-05-24 Gerald Joseph Frey Dia-projektor fuer nicht abgestuetzte flexible dia-halter
US3840973A (en) * 1971-11-24 1974-10-15 P Potter Transparency viewing cassette unit

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