US PATENT SUBCLASS 285 / 11
.~ With relative motion

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

10  DF  LIQUID SEAL {1}
11.~ With relative motion

DEFINITION

Classification: 285/11

(under subclass 10) Subject matter wherein the sealing is between juxtaposed surfaces which are relatively movable.