Patent classifications
G
PHYSICS
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G01
MEASURING; TESTING
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G01R
MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
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15/00
Details of measuring arrangements of the types provided for in groups G01R17/00 - G01R29/00, G01R33/00 - G01R33/26 or G01R35/00
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G01R15/14
Adaptations providing voltage or current isolation, e.g. for high-voltage or high-current networks
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G01R15/18
using inductive devices, e.g. transformers
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G01R15/183
using transformers with a magnetic core
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G01R15/185
with compensation or feedback windings or interacting coils, e.g. 0-flux sensors
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