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FR783112A - Bloc d'illumination - Google Patents

Bloc d'illumination

Info

Publication number
FR783112A
FR783112A FR783112DA FR783112A FR 783112 A FR783112 A FR 783112A FR 783112D A FR783112D A FR 783112DA FR 783112 A FR783112 A FR 783112A
Authority
FR
France
Prior art keywords
illumination block
illumination
block
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.)
JACOB ET CO
Original Assignee
JACOB ET CO
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 JACOB ET CO filed Critical JACOB ET CO
Application granted granted Critical
Publication of FR783112A publication Critical patent/FR783112A/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
    • G09F13/04—Signs, boards or panels, illuminated from behind the insignia
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V9/00—Elements for modifying spectral properties, polarisation or intensity of the light emitted, e.g. filters
    • F21V9/40—Elements for modifying spectral properties, polarisation or intensity of the light emitted, e.g. filters with provision for controlling spectral properties, e.g. colour, or intensity
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21W—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO USES OR APPLICATIONS OF LIGHTING DEVICES OR SYSTEMS
    • F21W2131/00—Use or application of lighting devices or systems not provided for in codes F21W2102/00-F21W2121/00
    • F21W2131/40—Lighting for industrial, commercial, recreational or military use
    • F21W2131/406—Lighting for industrial, commercial, recreational or military use for theatres, stages or film studios

Landscapes

  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
FR783112D 1934-12-22 1934-12-22 Bloc d'illumination Expired FR783112A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR783112T 1934-12-22

Publications (1)

Publication Number Publication Date
FR783112A true FR783112A (fr) 1935-07-08

Family

ID=9214429

Family Applications (1)

Application Number Title Priority Date Filing Date
FR783112D Expired FR783112A (fr) 1934-12-22 1934-12-22 Bloc d'illumination

Country Status (1)

Country Link
FR (1) FR783112A (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1983001743A1 (fr) * 1981-11-11 1983-05-26 Gordon Noel Prangley Appareil therapeutique
WO1987007355A1 (fr) * 1986-05-23 1987-12-03 Kallay Adam G Dispositif d'eclairage

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1983001743A1 (fr) * 1981-11-11 1983-05-26 Gordon Noel Prangley Appareil therapeutique
GB2130891A (en) * 1981-11-11 1984-06-13 Gordon Noel Prangley Therapeutic apparatus
WO1987007355A1 (fr) * 1986-05-23 1987-12-03 Kallay Adam G Dispositif d'eclairage

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