US PATENT SUBCLASS 219 / 137.9
.~.~.~ Supply cables (e.g., for current, shielding gas, coolant)

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}
137.2  DF  .~.~ With consumable electrode device {4}
137.9.~.~.~ Supply cables (e.g., for current, shielding gas, coolant)

DEFINITION

Classification: 219/137.9

Supply cables (e.g., for current, shielding gas, coolant):

(under subclass 137.2) Subject matter including conduit means for providing weld current or materials.

SEE OR SEARCH CLASS

174, Electricity: Conductors and Insulators,

15.7, for welding cables.