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CH249958A
(de)
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Elektronen aussendende Elektrode für elektrische Entladungsröhren.
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SE99791C1
(da)
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GB582889A
(en)
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Improvements in and relating to x-ray generating apparatus
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GB214170A
(en)
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High voltage insulator, especially suitable for electrical gas purifiers
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GB781378A
(en)
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Improvements relating to electrical spark gap discharge apparatus
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SE99891C1
(da)
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GB202539A
(en)
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High voltage insulator, especially suitable for electrical gas purifiers
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CH217328A
(de)
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Löschkammer für Kleinselbstschalter mit magnetischer Lichtbogenlöschung.
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GB527784A
(en)
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Improvements in or relating to electrical ignition systems
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ES281083A1
(es)
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Perfeccionamientos en dispositivos de salto de chispas
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GB558658A
(en)
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Improvements in or relating to electrical systems, particularly systems for converting direct current into alternating current
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GB592109A
(en)
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Improvements in or relating to bases for electron discharge devices
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GB719213A
(en)
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Improvements in or connected with open arc lamps and electrodes therefor
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GB587423A
(en)
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An electrode or contact housing for neon tubes
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GB545799A
(en)
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Improvements in mercury interrupters
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GB592062A
(en)
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Improvements in direct current voltage chambers
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GB371082A
(en)
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Gaseous condenser for giving a luminous indication on electrical high tension lines
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GB604237A
(en)
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Improvements in electric lighting systems for tubular lamps and holders for use therein
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DK87399C
(da)
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Apparat med et elektrisk udladningsrør, der har to glødeelektroder, som fødes fra en glødestrømstransformator.
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DK84338C
(da)
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Apparat med et elektrisk udladningsrør, der har to glødeelektroder, som fødes fra en glødestrømstransformator.
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ES243841A3
(es)
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Aparato para la producciën de ozono mediante descargas electricas de alta tensiën
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CA475913A
(en)
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Devices comprising mercury cathode tubes for interrupting electric currents of high voltage
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CA402092A
(en)
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Electric precipitator electrode rapping mechanism
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ES152362A1
(es)
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Un sistema de equipos de soldadura eléctrica al arco, por corriente alternativa, con intensidad de corrietne de regulación micromética
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GB565521A
(en)
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Improvements in or relating to high voltage terminals for electrical apparatus
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