FR873664A - Perfectionnements aux fréquence-mètres - Google Patents

Perfectionnements aux fréquence-mètres

Info

Publication number
FR873664A
FR873664A FR873664DA FR873664A FR 873664 A FR873664 A FR 873664A FR 873664D A FR873664D A FR 873664DA FR 873664 A FR873664 A FR 873664A
Authority
FR
France
Prior art keywords
frequency meters
meters
frequency
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.)
Compagnie Francaise Thomson Houston SA
Original Assignee
Compagnie Francaise Thomson Houston SA
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 Compagnie Francaise Thomson Houston SA filed Critical Compagnie Francaise Thomson Houston SA
Application granted granted Critical
Publication of FR873664A publication Critical patent/FR873664A/fr
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R23/00—Arrangements for measuring frequencies; Arrangements for analysing frequency spectra
    • G01R23/02—Arrangements for measuring frequency, e.g. pulse repetition rate; Arrangements for measuring period of current or voltage

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR873664D 1940-07-06 1941-07-07 Perfectionnements aux fréquence-mètres Expired FR873664A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US873664XA 1940-07-06 1940-07-06

Publications (1)

Publication Number Publication Date
FR873664A true FR873664A (fr) 1942-07-16

Family

ID=22204752

Family Applications (1)

Application Number Title Priority Date Filing Date
FR873664D Expired FR873664A (fr) 1940-07-06 1941-07-07 Perfectionnements aux fréquence-mètres

Country Status (1)

Country Link
FR (1) FR873664A (fr)

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