US PATENT SUBCLASS 72 / 272
.~ Container and/or support therefor


Current as of: June, 1999
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72 /   HD   METAL DEFORMING

253.1  DF  BY EXTRUDING THROUGH ORIFICE {15}
272.~ Container and/or support therefor


DEFINITION

Classification: 72/272

Container and/or support therefor:

(under subclass 253.1) Apparatus comprising closed chamber means, or cover or closure means therefor, or structure for supporting or axially moving the closed chamber means.

SEE OR SEARCH THIS CLASS, SUBCLASS:

263, for the same plus a nonaxial component of container movement.

SEE OR SEARCH CLASS

220, Receptacles, appropriate subclasses for a receptacle not specially adapted to use in extrusion apparatus.