US PATENT SUBCLASS 315 / 368.15
.~.~.~ Including electrostatic element (e.g., electrode, lens, etc.)

Current as of: June, 1999
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315 /   HD   ELECTRIC LAMP AND DISCHARGE DEVICES: SYSTEMS

1  DF  CATHODE RAY TUBE CIRCUITS {11}
364  DF  .~ Cathode-ray deflections circuits {16}
368.11  DF  .~.~ Including color convergence control {8}
368.15.~.~.~ Including electrostatic element (e.g., electrode, lens, etc.) {1}
368.16  DF  .~.~.~.~> Offset apertures in plural sequential electrodes

DEFINITION

Classification: 315/368.15

Including electrostatic element (e.g., electrode, lens, etc.):

(under subclass 368.11) Subject matter including structure that produces an electrostatic field which deflects the electron beam.