FR13183E - Improvements to luminous dials - Google Patents

Improvements to luminous dials

Info

Publication number
FR13183E
FR13183E FR13183DA FR13183E FR 13183 E FR13183 E FR 13183E FR 13183D A FR13183D A FR 13183DA FR 13183 E FR13183 E FR 13183E
Authority
FR
France
Prior art keywords
dials
luminous
luminous dials
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)
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.)
LIPMANN FRERES SOC
Original Assignee
LIPMANN FRERES SOC
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 LIPMANN FRERES SOC filed Critical LIPMANN FRERES SOC
Application granted granted Critical
Publication of FR13183E publication Critical patent/FR13183E/en
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)
FR13183D 1910-03-01 1910-09-12 Improvements to luminous dials Expired FR13183E (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR413763T 1910-03-01
FR13183T 1910-09-12

Publications (1)

Publication Number Publication Date
FR13183E true FR13183E (en) 1911-02-09

Family

ID=1355275

Family Applications (1)

Application Number Title Priority Date Filing Date
FR13183D Expired FR13183E (en) 1910-03-01 1910-09-12 Improvements to luminous dials

Country Status (1)

Country Link
FR (1) FR13183E (en)

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