FR772174A - Device for projecting the screen image of braun tubes - Google Patents

Device for projecting the screen image of braun tubes

Info

Publication number
FR772174A
FR772174A FR772174DA FR772174A FR 772174 A FR772174 A FR 772174A FR 772174D A FR772174D A FR 772174DA FR 772174 A FR772174 A FR 772174A
Authority
FR
France
Prior art keywords
projecting
screen image
braun tubes
braun
tubes
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)
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.)
Compteurs Schlumberger SA
Original Assignee
Compteurs Schlumberger SA
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 Compteurs Schlumberger SA filed Critical Compteurs Schlumberger SA
Application granted granted Critical
Publication of FR772174A publication Critical patent/FR772174A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/74—Projection arrangements for image reproduction, e.g. using eidophor

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
FR772174D 1933-04-21 1934-04-21 Device for projecting the screen image of braun tubes Expired FR772174A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE772174X 1933-04-21

Publications (1)

Publication Number Publication Date
FR772174A true FR772174A (en) 1934-10-24

Family

ID=1552031

Family Applications (1)

Application Number Title Priority Date Filing Date
FR772174D Expired FR772174A (en) 1933-04-21 1934-04-21 Device for projecting the screen image of braun tubes

Country Status (1)

Country Link
FR (1) FR772174A (en)

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