US PATENT SUBCLASS 327 / 187
.~.~ External effect device (e.g., light, heat, magnetic, or mechanical force sensitive devices, etc.)

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

100  DF  SIGNAL CONVERTING, SHAPING, OR GENERATING {29}
185  DF  .~ Particular stable state circuit (e.g., tristable, etc.) {12}
187.~.~ External effect device (e.g., light, heat, magnetic, or mechanical force sensitive devices, etc.)

DEFINITION

Classification: 327/187

External effect device (e.g., light, heat, magnetic, or mechanical force sensitive devices, etc.):

(under subclass 185) Subject matter wherein an ambient force or field provides a toggling stimulus to the stable state circuit.

SEE OR SEARCH THIS CLASS, SUBCLASS:

369+, for an external effect controlled superconductive gating circuit.

509+, for miscellaneous external effect device circuits.