US PATENT SUBCLASS 269 / 273
.~.~.~ Named material

Current as of: June, 1999
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269 /   HD   WORK HOLDERS

86  DF  RELATIVELY MOVABLE JAWS {25}
257  DF  .~ Jaw features {3}
271  DF  .~.~ Attachment(s) and/or insert(s) {6}
273.~.~.~ Named material {1}
274  DF  .~.~.~.~> Nonmetallic

DEFINITION

Classification: 269/273

(under subclass 271) Device including a specified composition for the separate work-engaging element or the work-engaging surface of such element.

(1) Note. The recital of "yielding" material is not a naming for this subclass.

SEE OR SEARCH THIS CLASS, SUBCLASS:

275, for patents to a holder with yieldable attachments and/or inserts.