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CA1224865A - Systeme phosphorescent pour le marquage - Google Patents

Systeme phosphorescent pour le marquage

Info

Publication number
CA1224865A
CA1224865A CA000483335A CA483335A CA1224865A CA 1224865 A CA1224865 A CA 1224865A CA 000483335 A CA000483335 A CA 000483335A CA 483335 A CA483335 A CA 483335A CA 1224865 A CA1224865 A CA 1224865A
Authority
CA
Canada
Prior art keywords
light
phosphorescent material
image
phosphor
portions
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
CA000483335A
Other languages
English (en)
Inventor
Max Mendelson
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.)
Games of Tomorrow Inc
Original Assignee
Games of Tomorrow Inc
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 Games of Tomorrow Inc filed Critical Games of Tomorrow Inc
Priority to CA000483335A priority Critical patent/CA1224865A/fr
Application granted granted Critical
Publication of CA1224865A publication Critical patent/CA1224865A/fr
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B43—WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
    • B43L—ARTICLES FOR WRITING OR DRAWING UPON; WRITING OR DRAWING AIDS; ACCESSORIES FOR WRITING OR DRAWING
    • B43L1/00—Repeatedly-usable boards or tablets for writing or drawing
    • B43L1/004—Repeatedly-usable boards or tablets for writing or drawing with illuminating devices
    • B43L1/006—Repeatedly-usable boards or tablets for writing or drawing with illuminating devices with luminescent substances
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B43—WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
    • B43L—ARTICLES FOR WRITING OR DRAWING UPON; WRITING OR DRAWING AIDS; ACCESSORIES FOR WRITING OR DRAWING
    • B43L1/00—Repeatedly-usable boards or tablets for writing or drawing
    • B43L1/12—Repeatedly-usable boards or tablets for writing or drawing having translucent writing surfaces producing visual impressions by co-operation with backing members
    • B43L1/123—Flexible writing surface or backing
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
    • G09F13/00—Illuminated signs; Luminous advertising
    • G09F13/42—Illuminated signs; Luminous advertising with light sources activated by non-visible radiation

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Illuminated Signs And Luminous Advertising (AREA)
CA000483335A 1985-06-06 1985-06-06 Systeme phosphorescent pour le marquage Expired CA1224865A (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CA000483335A CA1224865A (fr) 1985-06-06 1985-06-06 Systeme phosphorescent pour le marquage

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA000483335A CA1224865A (fr) 1985-06-06 1985-06-06 Systeme phosphorescent pour le marquage

Publications (1)

Publication Number Publication Date
CA1224865A true CA1224865A (fr) 1987-07-28

Family

ID=4130653

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000483335A Expired CA1224865A (fr) 1985-06-06 1985-06-06 Systeme phosphorescent pour le marquage

Country Status (1)

Country Link
CA (1) CA1224865A (fr)

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Legal Events

Date Code Title Description
MKEX Expiry