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Compteurs Schlumberger SA
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Compteurs Schlumberger SA
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Filing date
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Application filed by Compteurs Schlumberger SAfiledCriticalCompteurs Schlumberger SA
Application grantedgrantedCritical
Publication of FR1142059ApublicationCriticalpatent/FR1142059A/en
G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
G01R35/00—Testing or calibrating of apparatus covered by the other groups of this subclass
G01R35/04—Testing or calibrating of apparatus covered by the other groups of this subclass of instruments for measuring time integral of power or current
Landscapes
Physics & Mathematics
(AREA)
General Physics & Mathematics
(AREA)
FR1142059D1956-01-311956-01-31
Improvements to the calibration circuits of AC measuring devices
ExpiredFR1142059A
(en)