US PATENT SUBCLASS 29 / 888.044
.~.~.~ With assembly or composite article making

Current as of: June, 1999
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29 /   HD   METAL WORKING

592  DF  METHOD OF MECHANICAL MANUFACTURE {54}
888  DF  .~ Prime mover or fluid pump making {12}
888.04  DF  .~.~ Piston making {6}
888.044.~.~.~ With assembly or composite article making {4}
888.045  DF  .~.~.~.~> With thermal barrier or heat flow provision
888.046  DF  .~.~.~.~> With fiber reinforced structure
888.047  DF  .~.~.~.~> By composite casting or molding
888.048  DF  .~.~.~.~> By coating or cladding

DEFINITION

Classification: 29/888.044

With assembly or composite article making:

(under subclass 888.04) Process wherein the manufactured article is (1) composed of a plurality of interrelated attached components or subcombination elements, some of which are associated or disassociated from the other components or elements during the manufacture or (2) a unitary structure composed of at least two different materials or compositions with each material or composition retaining its identity.

SEE OR SEARCH THIS CLASS, SUBCLASS:

890.124, for a process of assembling a valve or making a composite valve other than an I.C. engine or poppet valve.