US PATENT SUBCLASS 285 / 147.2
.~.~ Having spring

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

Internet Version by PATENTEC © 1999      Terms of Use


285 /   HD   PIPE JOINTS OR COUPLINGS

144.1  DF  SERIAL,RELATIVELY MOVABLE PORTIONS {4}
147.1  DF  .~ Plural swivels {2}
147.2.~.~ Having spring

DEFINITION

Classification: 285/147.2

Having spring:

(under subclass 147.1) Subject matter including a resilient member that regains its original configuration after being distorted.