FR872108A - Nouveau procédé d'éclairement phosphorescent - Google Patents

Nouveau procédé d'éclairement phosphorescent

Info

Publication number
FR872108A
FR872108A FR872108DA FR872108A FR 872108 A FR872108 A FR 872108A FR 872108D A FR872108D A FR 872108DA FR 872108 A FR872108 A FR 872108A
Authority
FR
France
Prior art keywords
lighting process
new phosphorescent
phosphorescent lighting
new
phosphorescent
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)
Inventor
Fernand Sauvage
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 FR872108A publication Critical patent/FR872108A/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
    • G09F13/20—Illuminated signs; Luminous advertising with luminescent surfaces or parts

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
FR872108D 1941-05-13 1941-05-13 Nouveau procédé d'éclairement phosphorescent Expired FR872108A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR872108T 1941-05-13

Publications (1)

Publication Number Publication Date
FR872108A true FR872108A (fr) 1942-05-30

Family

ID=9358705

Family Applications (1)

Application Number Title Priority Date Filing Date
FR872108D Expired FR872108A (fr) 1941-05-13 1941-05-13 Nouveau procédé d'éclairement phosphorescent

Country Status (1)

Country Link
FR (1) FR872108A (fr)

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