EP0156533B1
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1991-02-06
Metering system for measuring parameters of high ac electric energy flowing in an electric conductor
GB2198854B
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1990-12-12
Poynting vector probe for measuring electrical power
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1982-08-25
Ac electric energy measuring apparatus
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1980-01-29
Measuring circuit for alternating electric energy
PH22042A
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1988-05-13
Power supply and power monitor for electric meter
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1988-01-13
Measuring circuit and method for power distribution equipment
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1993-08-11
Electrical power measuring devices
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1982-10-31
Device for measuring electric power or energy in an ac network
EP0413271A3
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1992-01-08
Electric power measuring system
GB8334235D0
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1984-02-01
Electrical power measurement device
GB8724229D0
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1987-11-18
Electric power measuring devices
GB2155244B
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1987-08-19
Insulating current lead-throughs in superconducting apparatus
GB8429434D0
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1985-01-03
Determining temperature in electrical equipment
PL263324A1
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1988-09-15
Measuring circuit for electric power measurements in ac distribution networks
GB2160983B
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1988-01-20
Apparatus for measuring ac electricity
EP0191899A3
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1987-06-24
Sensor for measuring electrical properties in an electric field
PL131498B2
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1984-11-30
Electric meter in particular for measuring in advance maximum averaged power
GB2227326B
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1992-10-28
Electrical power measuring devices
PL121917B2
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1982-06-30
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PL141049B2
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1987-06-30
Method of and circuit for measuring phase angle in electric power distribution networks
RO93242B1
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1988-03-31
Single-phase electronic meter for electric energy
PL265225A1
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1988-11-10
Circuit arrangement for monitoring presence and sequence of phases in three-phase power supply network
ZA848498B
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1985-06-26
Electrical power supply meter
PL245033A1
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1985-07-02
Short-circuit current limitation circuit for use in ac networks
HUT57905A
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1991-12-30
Device for measuring consumption of polyphase electric power