US PATENT SUBCLASS 219 / 129
.~.~ Brazzing or soldering

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}
129.~.~ Brazzing or soldering

DEFINITION

Classification: 219/129

(under subclass 121) Subject matter relating to brazing or soldering.

SEE OR SEARCH THIS CLASS, SUBCLASS:

69, for spark producing.

85.1, for similar subject matter utilizing pressure.

121, for initiating plasma arc.

136, for similar subject matter utilized for welding.

SEE OR SEARCH CLASS 315, Electric Lamp and Discharge Devices: Systems, for spark producing circuits.