US PATENT SUBCLASS 34 / 253
.~.~ Having needlelike electrodes

Current as of: June, 1999
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34 /   HD   DRYING AND GAS OR VAPOR CONTACT WITH SOLIDS

245  DF  MATERIAL TREATED BY ELECTROMAGNETIC ENERGY {8}
250  DF  .~ Electrostatic field {4}
253.~.~ Having needlelike electrodes

DEFINITION

Classification: 34/253

Having needlelike electrodes:

(under subclass 250) Subject matter including thin pointed electric conductors to emit an electrostatic field.