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FR718292A - Improvements to advertising and signaling devices - Google Patents

Improvements to advertising and signaling devices

Info

Publication number
FR718292A
FR718292A FR718292DA FR718292A FR 718292 A FR718292 A FR 718292A FR 718292D A FR718292D A FR 718292DA FR 718292 A FR718292 A FR 718292A
Authority
FR
France
Prior art keywords
advertising
signaling devices
signaling
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
Henry Kingsford Harris
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 FR718292A publication Critical patent/FR718292A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
    • G09G3/004—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes to give the appearance of moving signs

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Computer Hardware Design (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
FR718292D 1931-06-05 1931-06-05 Improvements to advertising and signaling devices Expired FR718292A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR718292T 1931-06-05

Publications (1)

Publication Number Publication Date
FR718292A true FR718292A (en) 1932-01-21

Family

ID=9090515

Family Applications (1)

Application Number Title Priority Date Filing Date
FR718292D Expired FR718292A (en) 1931-06-05 1931-06-05 Improvements to advertising and signaling devices

Country Status (1)

Country Link
FR (1) FR718292A (en)

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