DE29702102U1 - Elektronenröhrenfreier Bildschirm - Google Patents

Elektronenröhrenfreier Bildschirm

Info

Publication number
DE29702102U1
DE29702102U1 DE29702102U DE29702102U DE29702102U1 DE 29702102 U1 DE29702102 U1 DE 29702102U1 DE 29702102 U DE29702102 U DE 29702102U DE 29702102 U DE29702102 U DE 29702102U DE 29702102 U1 DE29702102 U1 DE 29702102U1
Authority
DE
Germany
Prior art keywords
electron tube
tube free
free screen
screen
electron
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 - Lifetime
Application number
DE29702102U
Other languages
English (en)
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.)
RINGE JOACHIM 81477 MUENCHEN DE
Original Assignee
RINGE JOACHIM 81477 MUENCHEN DE
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 RINGE JOACHIM 81477 MUENCHEN DE filed Critical RINGE JOACHIM 81477 MUENCHEN DE
Priority to DE29702102U priority Critical patent/DE29702102U1/de
Publication of DE29702102U1 publication Critical patent/DE29702102U1/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • G03B21/14—Details
    • G03B21/16—Cooling; Preventing overheating
    • 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
    • G03B21/10—Projectors with built-in or built-on screen

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
DE29702102U 1997-02-07 1997-02-07 Elektronenröhrenfreier Bildschirm Expired - Lifetime DE29702102U1 (de)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE29702102U DE29702102U1 (de) 1997-02-07 1997-02-07 Elektronenröhrenfreier Bildschirm

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE29702102U DE29702102U1 (de) 1997-02-07 1997-02-07 Elektronenröhrenfreier Bildschirm

Publications (1)

Publication Number Publication Date
DE29702102U1 true DE29702102U1 (de) 1997-04-10

Family

ID=8035611

Family Applications (1)

Application Number Title Priority Date Filing Date
DE29702102U Expired - Lifetime DE29702102U1 (de) 1997-02-07 1997-02-07 Elektronenröhrenfreier Bildschirm

Country Status (1)

Country Link
DE (1) DE29702102U1 (de)

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Legal Events

Date Code Title Description
R207 Utility model specification

Effective date: 19970522

R156 Lapse of ip right after 3 years

Effective date: 20010801