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H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
H01B3/00—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties
H01B3/002—Inhomogeneous material in general
FR638525D1926-12-071926-12-07
Insulating substances with low dielectric losses at high frequency and their manufacturing process
ExpiredFR638525A
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