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FR562330A - Improvements to display devices - Google Patents

Improvements to display devices

Info

Publication number
FR562330A
FR562330A FR562330DA FR562330A FR 562330 A FR562330 A FR 562330A FR 562330D A FR562330D A FR 562330DA FR 562330 A FR562330 A FR 562330A
Authority
FR
France
Prior art keywords
display devices
display
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
French (fr)
Inventor
Bernhard Arthur Len Hasselberg
Karl Gustaf Ostberg
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 filed Critical
Application granted granted Critical
Publication of FR562330A publication Critical patent/FR562330A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
    • G09F11/00—Indicating arrangements for variable information in which the complete information is permanently attached to a movable support which brings it to the display position
    • G09F11/12—Indicating arrangements for variable information in which the complete information is permanently attached to a movable support which brings it to the display position the display elements being carried by endless belts, chains, or the like

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
FR562330D 1922-02-18 1923-02-17 Improvements to display devices Expired FR562330A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE562330X 1922-02-18

Publications (1)

Publication Number Publication Date
FR562330A true FR562330A (en) 1923-11-08

Family

ID=20312041

Family Applications (1)

Application Number Title Priority Date Filing Date
FR562330D Expired FR562330A (en) 1922-02-18 1923-02-17 Improvements to display devices

Country Status (1)

Country Link
FR (1) FR562330A (en)

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