DK2068C
(en)
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Voltmeter meters with Prepayment Device for Closing the Circuit.
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DK2466C
(en)
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Voltmeter meters with Prepayment mechanism.
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DK2695C
(en)
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Registering Electricity Meters of the Voltmeter Type.
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ES24095A1
(en)
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An electric meter.
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DK14518C
(en)
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Apparatus for holding a spring-loaded cock in the open position for closing.
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DK12982C
(en)
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Device for Holding Windows in Closed Position.
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DK2433C
(en)
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Electricity meter.
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DK21250C
(en)
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Apparatus for Measuring Certain Liquids.
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DK20628C
(en)
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Device with Ferraris Meters for Improving the Error Curve.
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DK2665C
(en)
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Prepayment gas meters.
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DK2561C
(en)
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Prepayment gas meters.
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DK4156C
(en)
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Devices for Smoothing Polarizations in Voltmeter Meters.
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DK18432C
(en)
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Device for electromagnetic operation of the meter for direct current meters.
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ES24278A3
(en)
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Improvements in electricity meters.
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DK16124C
(en)
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Device for the avoidance of detection errors caused by temperature changes in the eddy current brakes of electricity meters.
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ES24235A1
(en)
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An electricity meter for various rates.
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DK2476C
(en)
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Control device for Automatic Gas Meters.
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DK14922C
(en)
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Cooling device for cooling liquids in transport buckets.
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ES24432A1
(en)
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Electrical meter improvements.
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DK2118C
(en)
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Humidity unaffected Power supply device for electric tracks with underground Power supply.
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DK4112C
(en)
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Electricity Meter for Indicating the Maximum Current.
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DK16043C
(en)
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Apparatus for measuring and dispensing liquids in small quantities.
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DK21990C
(en)
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Device for Checking the Tariff Change of Double Tariff Meters or similar by Tariff change from the Central Station.
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DK6828C
(en)
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Wattmeter for Measuring Alternating Currents.
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DK22159C
(en)
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Commissioning device for DC measuring devices with iron in the main current field.
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