FR914068A - Perfectionnements relatifs aux voltmètres à lampes - Google Patents

Perfectionnements relatifs aux voltmètres à lampes

Info

Publication number
FR914068A
FR914068A FR914068DA FR914068A FR 914068 A FR914068 A FR 914068A FR 914068D A FR914068D A FR 914068DA FR 914068 A FR914068 A FR 914068A
Authority
FR
France
Prior art keywords
voltmeters
lamp
improvements relating
relating
lamp voltmeters
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.)
SIMMONDS DEV CORP Ltd
Original Assignee
SIMMONDS DEV CORP Ltd
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 SIMMONDS DEV CORP Ltd filed Critical SIMMONDS DEV CORP Ltd
Application granted granted Critical
Publication of FR914068A publication Critical patent/FR914068A/fr
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R15/00—Details of measuring arrangements of the types provided for in groups G01R17/00 - G01R29/00, G01R33/00 - G01R33/26 or G01R35/00
    • G01R15/08—Circuits for altering the measuring range
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R19/00—Arrangements for measuring currents or voltages or for indicating presence or sign thereof
    • G01R19/22—Arrangements for measuring currents or voltages or for indicating presence or sign thereof using conversion of AC into DC

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
FR914068D 1942-07-21 1945-09-05 Perfectionnements relatifs aux voltmètres à lampes Expired FR914068A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB914068X 1942-07-21

Publications (1)

Publication Number Publication Date
FR914068A true FR914068A (fr) 1946-09-27

Family

ID=10707155

Family Applications (1)

Application Number Title Priority Date Filing Date
FR914068D Expired FR914068A (fr) 1942-07-21 1945-09-05 Perfectionnements relatifs aux voltmètres à lampes

Country Status (1)

Country Link
FR (1) FR914068A (fr)

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