(under subclass 331) Structure where the electrode or shield is formed at least in part of a nonmetallic material and the lead wire or connector is connected to the nonmetallic part of the electrode or shield.
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333, where the electrode is a filament, or an electrode or shield formed of filamentary strands which has its end structure modified to facilitate connecting the lead wire or connector to the filament, electrode or shield.
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252, Compositions,
500+, for electrically conductive compositions even if they are coating or plastic compositions such as electrically conductive cements specialized for use in joining a nonmetallic electrode or shield to a connector.
403, Joints and Connections, appropriate subclasses for a joint of general utility even though designated as an electrical connection. 428, Stock Material or Miscellaneous Articles,
416, 418, 432+, 444, 450, and 457+ for a nonstructural composite web or sheet embodying a layer of metal next to a nonmetal.
