US PATENT SUBCLASS 361 / 209
.~.~.~ Alternating current type

Current as of: June, 1999
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361 /   HD   ELECTRICITY: ELECTRICAL SYSTEMS AND DEVICES

139  DF  CONTROL CIRCUITS FOR ELECTROMAGNETIC DEVICES {7}
160  DF  .~ For relays or solenoids {11}
206  DF  .~.~ Particular relay or solenoid {4}
209.~.~.~ Alternating current type

DEFINITION

Classification: 361/209

Alternating current type:

(under subclass 206) Subject matter wherein the device is responsive to alternating current energization.