US PATENT SUBCLASS 219 / 648
.~.~ Levitation

Current as of: June, 1999
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219 /   HD   ELECTRIC HEATING

600  DF  INDUCTIVE HEATING {7}
647  DF  .~ With workpiece support {7}
648.~.~ Levitation

DEFINITION

Classification: 219/648

Levitation:

(under subclass 647) Subject matter wherein the workpiece is subjected to electromagnetic forces in order to maintain it in a position without physical contact.