US PATENT SUBCLASS 73 / 465
.~.~.~ Oscilloscope (cathode ray)

Current as of: June, 1999
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73 /   HD   MEASURING AND TESTING

66  DF  ROTOR UNBALANCE {7}
460  DF  .~ Dynamic (spinning) {4}
462  DF  .~.~ With electrical sensor and indicator {4}
465.~.~.~ Oscilloscope (cathode ray)

DEFINITION

Classification: 73/465

(under subclass 462) Subject matter comprising a cathode ray oscilloscope.