US PATENT SUBCLASS 248 / 633
.~.~.~ Mat or pad

Current as of: June, 1999
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248 /   HD   SUPPORTS

560  DF  RESILIENT SUPPORT {16}
618  DF  .~ Including spring zone understructure {9}
632  DF  .~.~ Nonmetallic resilient element {1}
633.~.~.~ Mat or pad

DEFINITION

Classification: 248/633

Mat or pad:

(under subclass 632) Structure wherein the nonmetallic resilient element comprises a mat or pad.