US PATENT SUBCLASS 219 / 104
.~.~.~ Methods

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

50  DF  METAL HEATING (E.G., RESISTANCE HEATING) {19}
78.01  DF  .~ For bonding with pressure (e.g., resistance welding) {16}
101  DF  .~.~ Butt {3}
104.~.~.~ Methods {3}
105  DF  .~.~.~.~> Preparation of edges
106  DF  .~.~.~.~> By use of a bridging member (e.g., splice plate)
107  DF  .~.~.~.~> End or edge to surface

DEFINITION

Classification: 219/104

(under subclass 101) Methods.

SEE OR SEARCH CLASS

428, Stock Material or Miscellaneous Articles,

615+, for composite metallic stock comprising welded joints characterized by the composition of the parts joined and/or the filler metal.