FR385798A - Dispositifs pour projections - Google Patents

Dispositifs pour projections

Info

Publication number
FR385798A
FR385798A FR385798DA FR385798A FR 385798 A FR385798 A FR 385798A FR 385798D A FR385798D A FR 385798DA FR 385798 A FR385798 A FR 385798A
Authority
FR
France
Prior art keywords
projections
devices
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
Frederic De Mare
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 FR385798A publication Critical patent/FR385798A/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
FR385798D 1907-03-25 1907-12-17 Dispositifs pour projections Expired FR385798A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
BE385798X 1907-03-25

Publications (1)

Publication Number Publication Date
FR385798A true FR385798A (fr) 1908-05-23

Family

ID=1431650

Family Applications (1)

Application Number Title Priority Date Filing Date
FR385798D Expired FR385798A (fr) 1907-03-25 1907-12-17 Dispositifs pour projections

Country Status (1)

Country Link
FR (1) FR385798A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3961839A (en) * 1972-06-29 1976-06-08 Brobst Clarence O Indoor-outdoor image projection system

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3961839A (en) * 1972-06-29 1976-06-08 Brobst Clarence O Indoor-outdoor image projection system

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