US PATENT SUBCLASS 126 / 362
.~.~ Circulation

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

Internet Version by PATENTEC © 1999      Terms of Use


126 /   HD   STOVES AND FURNACES

344  DF  WATER HEATERS {7}
361  DF  .~ Stand boilers {2}
362.~.~ Circulation

DEFINITION

Classification: 126/362

(under subclass 361) Devices where the improvements reside in specific water-circulating means.