US PATENT SUBCLASS 219 / 602
.~ Metal working
Current as of: June, 1999
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DEFINITION
Classification: 219/602
Metal working:
(under subclass 600) Subject matter wherein a metallic workpiece is physically changed in shape or deformed by inductive heating.
(1) Note. Metal working is defined as the changing of the physical shape of the metal (as, for example, by plastic deformation or by cutting) as, for example, by heat treatment.
SEE OR SEARCH THIS CLASS, SUBCLASS:
50+, for especially indented subclasses 149+ for similar subject matter not having inductive heating.
SEE OR SEARCH CLASS
29, Metal Working,
400.1+, for methods of mechanical manufacturing. 72, Metal Deforming,
342.1+, for a device with a temperature modification of a tool or specific portion of work.
