US PATENT SUBCLASS 29 / 888.3
.~.~ Seal or packing 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}
888.3.~.~ Seal or packing making


DEFINITION

Classification: 29/888.3

Seal or packing making:

(under subclass 888) Process wherein the manufactured article is (1) especially adapted to close or make secure against unwanted fluid leakage or fluid passage or (2) a part of (1) which is not elsewhere classified.

SEE OR SEARCH CLASS

277, Seal for a Joint or Juncture, for a generic sealing means or process,

922+, for a seal manufactured by bonding or joining or subclass 924 for a seal manufactured by deformation, material removal, or molding.