Patent classifications
H
ELECTRICITY
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H01
ELECTRIC ELEMENTS
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H01B
CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
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17/00
Insulators or insulating bodies characterised by their form
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H01B17/42
Means for obtaining improved distribution of voltage; Protection against arc discharges
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H01B17/48
over chains or other serially-arranged insulators
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