US PATENT SUBCLASS 340 / 322
.~ Self-cancelling after fixed time

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

Internet Version by PATENTEC © 1999      Terms of Use


340 /   HD   COMMUNICATIONS: ELECTRICAL

286.01  DF  SYSTEMS {24}
322.~ Self-cancelling after fixed time

DEFINITION

Classification: 340/322

(under subclass 286.01) Subject matter in which the system has means to cancel any indications after a fixed time.