FR641125A - Device with clockwork movement for light change - Google Patents

Device with clockwork movement for light change

Info

Publication number
FR641125A
FR641125A FR641125DA FR641125A FR 641125 A FR641125 A FR 641125A FR 641125D A FR641125D A FR 641125DA FR 641125 A FR641125 A FR 641125A
Authority
FR
France
Prior art keywords
light change
clockwork movement
clockwork
movement
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
Robert Chappatte
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 FR641125A publication Critical patent/FR641125A/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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
FR641125D 1927-09-03 1927-09-03 Device with clockwork movement for light change Expired FR641125A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR641125T 1927-09-03

Publications (1)

Publication Number Publication Date
FR641125A true FR641125A (en) 1928-07-28

Family

ID=8997920

Family Applications (1)

Application Number Title Priority Date Filing Date
FR641125D Expired FR641125A (en) 1927-09-03 1927-09-03 Device with clockwork movement for light change

Country Status (1)

Country Link
FR (1) FR641125A (en)

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