FR1022908A - Perfectionnements aux panneaux réclame électriques - Google Patents

Perfectionnements aux panneaux réclame électriques

Info

Publication number
FR1022908A
FR1022908A FR1022908DA FR1022908A FR 1022908 A FR1022908 A FR 1022908A FR 1022908D A FR1022908D A FR 1022908DA FR 1022908 A FR1022908 A FR 1022908A
Authority
FR
France
Prior art keywords
billboards
electrical
electrical billboards
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
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.)
Trup & Co Ltd S
Original Assignee
Trup & Co Ltd S
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 Trup & Co Ltd S filed Critical Trup & Co Ltd S
Application granted granted Critical
Publication of FR1022908A publication Critical patent/FR1022908A/fr
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
    • G09F13/00—Illuminated signs; Luminous advertising
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B41/00—Circuit arrangements or apparatus for igniting or operating discharge lamps
    • H05B41/14—Circuit arrangements
    • H05B41/24—Circuit arrangements in which the lamp is fed by high frequency AC, or with separate oscillator frequency

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
FR1022908D 1949-07-05 1950-07-04 Perfectionnements aux panneaux réclame électriques Expired FR1022908A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1022908X 1949-07-05

Publications (1)

Publication Number Publication Date
FR1022908A true FR1022908A (fr) 1953-03-11

Family

ID=10868628

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1022908D Expired FR1022908A (fr) 1949-07-05 1950-07-04 Perfectionnements aux panneaux réclame électriques

Country Status (1)

Country Link
FR (1) FR1022908A (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2801483A (en) * 1954-12-29 1957-08-06 Mercu Ray Ind Inc Luminous signs
US3073051A (en) * 1960-07-11 1963-01-15 Baker Calvin Earl Controllably illuminated display device

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2801483A (en) * 1954-12-29 1957-08-06 Mercu Ray Ind Inc Luminous signs
US3073051A (en) * 1960-07-11 1963-01-15 Baker Calvin Earl Controllably illuminated display device

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