US PATENT SUBCLASS 335 / 212
.~.~ With adjustable magnetic element (e.g., to change the air gap, or its position on the cathode ray tube)

Current as of: June, 1999
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335 /   HD   ELECTRICITY: MAGNETICALLY OPERATED SWITCHES, MAGNETS, AND ELECTROMAGNETS

209  DF  MAGNETS AND ELECTROMAGNETS {10}
210  DF  .~ Electron or ion beam deflecting type {3}
212.~.~ With adjustable magnetic element (e.g., to change the air gap, or its position on the cathode ray tube)

DEFINITION

Classification: 335/212

(under subclass 210) Subject matter wherein the magnetic elements of the electronic or ionic beam deflecting magnets are adjustable with respect to each other and/or with respect to the tube to vary the position of the electronic or ionic beam.

SEE OR SEARCH THIS CLASS, SUBCLASS:

237, for electromagnets with adjustable shunt means.

273, for electromagnets with armature adjusting means.