US PATENT SUBCLASS 250 / 352
.~.~ With temperature modifying means


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

Internet Version by PATENTEC © 1999      Terms of Use



250 /   HD   RADIANT ENERGY

336.1  DF  INVISIBLE RADIANT ENERGY RESPONSIVE ELECTRIC SIGNALLING {16}
338.1  DF  .~ Infrared responsive {12}
352.~.~ With temperature modifying means


DEFINITION

Classification: 250/352

(under subclass 338.1) Subject matter having means to conduct heat to or from at least some part of the infrared responsive electric signalling means.