US PATENT SUBCLASS 248 / 616
.~.~ Including telescopically movable rigid elements

Current as of: June, 1999
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248 /   HD   SUPPORTS

560  DF  RESILIENT SUPPORT {16}
615  DF  .~ Resilient foot or bumper {1}
616.~.~ Including telescopically movable rigid elements

DEFINITION

Classification: 248/616

Including telescopically movable rigid elements:

(under subclass 615) Structure comprising a plurality of relatively movable rigid elements in telescopic engagement with each other.