US PATENT SUBCLASS 327 / 508
.~.~ Bridge circuit

Current as of: June, 1999
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327 /   HD   MISCELLANEOUS ACTIVE ELECTRICAL NONLINEAR DEVICES, CIRCUITS, AND SYSTEMS

365  DF  GATING (I.E., SWITCHING INPUT TO OUTPUT) {12}
507  DF  .~ Two electrode electron tube {1}
508.~.~ Bridge circuit

DEFINITION

Classification: 327/508

Bridge circuit:

(under subclass 507) Subject matter including four two-electrode electron tubes with their input and output terminals connected in a closed loop to form a four arm network.

SEE OR SEARCH THIS CLASS, SUBCLASS:

588, for miscellaneous bridge circuits.