US PATENT SUBCLASS 403 / 358
.~.~.~ Longitudinally stepped or tapered

Current as of: June, 1999
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403 /   HD   JOINTS AND CONNECTIONS

345  DF  INTERFITTED MEMBERS {19}
355  DF  .~ Including separably interposed key {1}
356  DF  .~.~ Axially extending {2}
358.~.~.~ Longitudinally stepped or tapered

DEFINITION

Classification: 403/358

(under subclass 356) Structure wherein the means is either stepped or tapered in a direction parallel to the axis of one of the members.