FR488330A - Cadran avec signes lumineux - Google Patents

Cadran avec signes lumineux

Info

Publication number
FR488330A
FR488330A FR488330DA FR488330A FR 488330 A FR488330 A FR 488330A FR 488330D A FR488330D A FR 488330DA FR 488330 A FR488330 A FR 488330A
Authority
FR
France
Prior art keywords
dial
luminous signs
luminous
signs
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
Henri Meyer
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Application granted granted Critical
Publication of FR488330A publication Critical patent/FR488330A/fr
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G04—HOROLOGY
    • G04B—MECHANICALLY-DRIVEN CLOCKS OR WATCHES; MECHANICAL PARTS OF CLOCKS OR WATCHES IN GENERAL; TIME PIECES USING THE POSITION OF THE SUN, MOON OR STARS
    • G04B19/00—Indicating the time by visual means
    • G04B19/30—Illumination of dials or hands
    • G04B19/32—Illumination of dials or hands by luminescent substances

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR488330D 1916-10-31 1917-12-22 Cadran avec signes lumineux Expired FR488330A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH488330X 1916-10-31

Publications (1)

Publication Number Publication Date
FR488330A true FR488330A (fr) 1918-09-20

Family

ID=1524705

Family Applications (1)

Application Number Title Priority Date Filing Date
FR488330D Expired FR488330A (fr) 1916-10-31 1917-12-22 Cadran avec signes lumineux

Country Status (1)

Country Link
FR (1) FR488330A (fr)

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