US PATENT SUBCLASS 267 / 140.3
.~ Having diverse resilient element

Current as of: June, 1999
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267 /   HD   SPRING DEVICES

136  DF  RESILIENT SHOCK OR VIBRATION ABSORBER {8}
140.3.~ Having diverse resilient element {1}
140.4  DF  .~.~> Metallic and nonmetallic

DEFINITION

Classification: 267/140.3

Having diverse resilient element:

(under subclass 136) Structure wherein a single spring comprises a plurality of resilient elements, at least one of which is different from another.