US PATENT SUBCLASS 361 / 201
.~.~.~.~.~ Including thyratron

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}
195  DF  .~.~ Time delay {3}
199  DF  .~.~.~ Including electric discharge device {1}
200  DF  .~.~.~.~ Threshold device (neon tube) {1}
201.~.~.~.~.~ Including thyratron

DEFINITION

Classification: 361/201

Including thyratron:

(under subclass 200) Subject matter wherein the threshold device is a thyratron.

SEE OR SEARCH THIS CLASS, SUBCLASS:

256, and 354, for other control circuits utilizing a thyratron as a threshold device.