US PATENT SUBCLASS 181 / 209
.~.~ Relatively moving parts

Current as of: June, 1999
Click HD for Main Headings
Click for All Classes

Internet Version by PATENTEC © 1999      Terms of Use


181 /   HD   ACOUSTICS

175  DF  SOUND-MODIFYING MEANS {12}
207  DF  .~ Mechanical vibration attenuator {2}
209.~.~ Relatively moving parts

DEFINITION

Classification: 181/209

Relatively moving parts:

(under subclass 207) Subject matter wherein the device has at least two parts moving with respect to one another.