FR746819A - Device for light boards - Google Patents

Device for light boards

Info

Publication number
FR746819A
FR746819A FR746819DA FR746819A FR 746819 A FR746819 A FR 746819A FR 746819D A FR746819D A FR 746819DA FR 746819 A FR746819 A FR 746819A
Authority
FR
France
Prior art keywords
light boards
boards
light
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
Marcel Collot
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 FR746819A publication Critical patent/FR746819A/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
    • G09F13/00—Illuminated signs; Luminous advertising
    • G09F13/04—Signs, boards or panels, illuminated from behind the insignia

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
FR746819D 1932-10-24 1932-10-24 Device for light boards Expired FR746819A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR746819T 1932-10-24

Publications (1)

Publication Number Publication Date
FR746819A true FR746819A (en) 1933-06-07

Family

ID=9147575

Family Applications (1)

Application Number Title Priority Date Filing Date
FR746819D Expired FR746819A (en) 1932-10-24 1932-10-24 Device for light boards

Country Status (1)

Country Link
FR (1) FR746819A (en)

Similar Documents

Publication Publication Date Title
FR746819A (en) Device for light boards
FR751001A (en) Optical device for lighting devices
FR749271A (en) Connection device
FR748375A (en) Tipping device for skips
FR762089A (en) Connection device for armored cables
FR737092A (en) Nut-union device
FR755198A (en) Rescue device for submarines
FR755132A (en) Conveyor device for laminates
FR41996E (en) Aeromotor device
FR761867A (en) Electro-warning device
FR765325A (en) Braking device for cinematographic shots
FR732573A (en) Advanced reflector device
FR759945A (en) Loudspeaker centering device
FR757717A (en) Orientation device
FR801029A (en) Device for warping
FR730178A (en) Automatic light extinguisher device
FR740122A (en) Reproduction device for planer
FR747770A (en) Locking device for automatic scale
FR748210A (en) Ultra-short-wave reflector device
FR761844A (en) Optical device especially for bright rooms
FR736498A (en) Counter-tap device
FR846611A (en) Lighting device for light columns
FR760878A (en) Device for determining the distance
FR738887A (en) Lubricator device
FR806909A (en) Device for dividing the light