US PATENT SUBCLASS 267 / 140.4
.~.~ Metallic and nonmetallic


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

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


DEFINITION

Classification: 267/140.4

Metallic and nonmetallic:

(under subclass 140.3) Structure comprising metallic and nonmetallic element.