FR532180A - Improvements to advertising devices - Google Patents

Improvements to advertising devices

Info

Publication number
FR532180A
FR532180A FR532180DA FR532180A FR 532180 A FR532180 A FR 532180A FR 532180D A FR532180D A FR 532180DA FR 532180 A FR532180 A FR 532180A
Authority
FR
France
Prior art keywords
advertising devices
advertising
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
John Broatch
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 FR532180A publication Critical patent/FR532180A/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
    • G09F11/30—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 fed one by one from storage place to a display position
    • G09F11/34—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 fed one by one from storage place to a display position the feeding means comprising electromagnets

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
FR532180D 1921-03-15 1921-03-15 Improvements to advertising devices Expired FR532180A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR532180T 1921-03-15

Publications (1)

Publication Number Publication Date
FR532180A true FR532180A (en) 1922-01-30

Family

ID=8924378

Family Applications (1)

Application Number Title Priority Date Filing Date
FR532180D Expired FR532180A (en) 1921-03-15 1921-03-15 Improvements to advertising devices

Country Status (1)

Country Link
FR (1) FR532180A (en)

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