FR785246A - Improvements to measuring devices fitted with a lighting device - Google Patents

Improvements to measuring devices fitted with a lighting device

Info

Publication number
FR785246A
FR785246A FR785246DA FR785246A FR 785246 A FR785246 A FR 785246A FR 785246D A FR785246D A FR 785246DA FR 785246 A FR785246 A FR 785246A
Authority
FR
France
Prior art keywords
lighting device
measuring devices
devices fitted
fitted
measuring
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
Francis Harry Scantlebury
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 FR785246A publication Critical patent/FR785246A/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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR785246D 1935-01-10 1935-01-10 Improvements to measuring devices fitted with a lighting device Expired FR785246A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR785246T 1935-01-10

Publications (1)

Publication Number Publication Date
FR785246A true FR785246A (en) 1935-08-05

Family

ID=9217766

Family Applications (1)

Application Number Title Priority Date Filing Date
FR785246D Expired FR785246A (en) 1935-01-10 1935-01-10 Improvements to measuring devices fitted with a lighting device

Country Status (1)

Country Link
FR (1) FR785246A (en)

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