US PATENT SUBCLASS 348 / 90
.~.~ Welding

Current as of: June, 1999
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348 /   HD   TELEVISION

61  DF  SPECIAL APPLICATIONS {15}
86  DF  .~ Manufacturing {7}
90.~.~ Welding

DEFINITION

Classification: 348/90

Welding:

(under subclass 86) Subject matter wherein the manufacturing includes joining metallic parts by heating.

SEE OR SEARCH CLASS

219, Electric Heating,

121.83, for electric heating with monitoring.