US PATENT SUBCLASS 174 / 262
.~.~.~ Feedthrough

Current as of: June, 1999
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174 /   HD   ELECTRICITY: CONDUCTORS AND INSULATORS

68.1  DF  CONDUITS, CABLES OR CONDUCTORS {15}
250  DF  .~ Preformed panel circuit arrangement (e.g., printed circuit) {9}
261  DF  .~.~ With particular conductive connection (e.g., crossover) {2}
262.~.~.~ Feedthrough {3}
263  DF  .~.~.~.~> With solder
264  DF  .~.~.~.~> Voidless (e.g., solid) {1}
266  DF  .~.~.~.~> Hollow (e.g., plated cylindrical hole)

DEFINITION

Classification: 174/262

Feedthrough:

(under subclass 261) Subject matter including a passage used to make electrical and mechanical connection between conductive patterns on plural planes of a printed circuit board.

SEE OR SEARCH CLASS

361, Electricity: Electrical Systems and Devices,

410, for cross-connected patterns on printed circuit boards which include plural diverse electrical components.