FR9412E - Projection device - Google Patents

Projection device

Info

Publication number
FR9412E
FR9412E FR9412DA FR9412E FR 9412 E FR9412 E FR 9412E FR 9412D A FR9412D A FR 9412DA FR 9412 E FR9412 E FR 9412E
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
French (fr)
Inventor
Albert Leveque
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 FR9412E publication Critical patent/FR9412E/en
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)
FR9412D 1907-11-15 1908-06-03 Projection device Expired FR9412E (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR383940T 1907-11-15
FR9412T 1908-06-03

Publications (1)

Publication Number Publication Date
FR9412E true FR9412E (en) 1908-10-29

Family

ID=1351980

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9412D Expired FR9412E (en) 1907-11-15 1908-06-03 Projection device

Country Status (1)

Country Link
FR (1) FR9412E (en)

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