US PATENT SUBCLASS 422 / 199
.~.~ Electrical type

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

Internet Version by PATENTEC © 1999      Terms of Use


422 /   HD   CHEMICAL APPARATUS AND PROCESS DISINFECTING, DEODORIZING, PRESERVING, OR STERILIZING

129  DF  CHEMICAL REACTOR {28}
198  DF  .~ Including heat exchanger for reaction chamber or reactants located therein {6}
199.~.~ Electrical type

DEFINITION

Classification: 422/199

Electrical type:

(under subclass 198) Apparatus having an electrical heating means.