FR761697A - Projecteur lumineux polychrome à changement automatique, de coloration - Google Patents

Projecteur lumineux polychrome à changement automatique, de coloration

Info

Publication number
FR761697A
FR761697A FR761697DA FR761697A FR 761697 A FR761697 A FR 761697A FR 761697D A FR761697D A FR 761697DA FR 761697 A FR761697 A FR 761697A
Authority
FR
France
Prior art keywords
color
automatic
full
changing projector
projector
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.)
Blanchetot & Rolland
Original Assignee
Blanchetot & Rolland
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 Blanchetot & Rolland filed Critical Blanchetot & Rolland
Application granted granted Critical
Publication of FR761697A publication Critical patent/FR761697A/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
    • G09F19/00—Advertising or display means not otherwise provided for
    • G09F19/12—Advertising or display means not otherwise provided for using special optical effects
    • G09F19/18—Advertising or display means not otherwise provided for using special optical effects involving the use of optical projection means, e.g. projection of images on clouds
    • 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)
  • Engineering & Computer Science (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Business, Economics & Management (AREA)
  • Accounting & Taxation (AREA)
  • Marketing (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
FR761697D 1933-10-05 1933-10-05 Projecteur lumineux polychrome à changement automatique, de coloration Expired FR761697A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR761697T 1933-10-05

Publications (1)

Publication Number Publication Date
FR761697A true FR761697A (fr) 1934-03-24

Family

ID=9174020

Family Applications (1)

Application Number Title Priority Date Filing Date
FR761697D Expired FR761697A (fr) 1933-10-05 1933-10-05 Projecteur lumineux polychrome à changement automatique, de coloration

Country Status (1)

Country Link
FR (1) FR761697A (fr)

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