US PATENT SUBCLASS 219 / 121.8
.~.~.~.~ Swept or scanned

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

50  DF  METAL HEATING (E.G., RESISTANCE HEATING) {19}
121.11  DF  .~ By arc {16}
121.6  DF  .~.~ Using laser {12}
121.78  DF  .~.~.~ Beam position control {3}
121.8.~.~.~.~ Swept or scanned

DEFINITION

Classification: 219/121.8

Swept or scanned:

(under subclass 121.78) Subject matter including oscillating or reciprocating the coherent light beam.

SEE OR SEARCH CLASS

359, Optics: Systems (Including Communication) and Elements,

212, and 223+ for light deflection using a reflective element.