FR712478A - Chronographe indicateur et enregistreur - Google Patents

Chronographe indicateur et enregistreur

Info

Publication number
FR712478A
FR712478A FR712478DA FR712478A FR 712478 A FR712478 A FR 712478A FR 712478D A FR712478D A FR 712478DA FR 712478 A FR712478 A FR 712478A
Authority
FR
France
Prior art keywords
recorder
chronograph indicator
chronograph
indicator
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)
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.)
ABB Training Center GmbH and Co KG
Original Assignee
Hartmann and Braun AG
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 Hartmann and Braun AG filed Critical Hartmann and Braun AG
Application granted granted Critical
Publication of FR712478A publication Critical patent/FR712478A/fr
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G04—HOROLOGY
    • G04F—TIME-INTERVAL MEASURING
    • G04F13/00—Apparatus for measuring unknown time intervals by means not provided for in groups G04F5/00 - G04F10/00
    • G04F13/02—Apparatus for measuring unknown time intervals by means not provided for in groups G04F5/00 - G04F10/00 using optical means
    • G04F13/026—Measuring duration of ultra-short light pulses, e.g. in the pico-second range; particular detecting devices therefor

Landscapes

  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Optics & Photonics (AREA)
  • General Physics & Mathematics (AREA)
FR712478D 1930-03-01 1931-02-28 Chronographe indicateur et enregistreur Expired FR712478A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE712478X 1930-03-01

Publications (1)

Publication Number Publication Date
FR712478A true FR712478A (fr) 1931-10-02

Family

ID=6622205

Family Applications (1)

Application Number Title Priority Date Filing Date
FR712478D Expired FR712478A (fr) 1930-03-01 1931-02-28 Chronographe indicateur et enregistreur

Country Status (1)

Country Link
FR (1) FR712478A (fr)

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