US PATENT SUBCLASS 237 / 5
.~ Car

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

Internet Version by PATENTEC © 1999      Terms of Use


237 /   HD   HEATING SYSTEMS

2 R  DF  AUTOMATIC CONTROL {9}
5.~ Car {1}
6  DF  .~.~> Steam

DEFINITION

Classification: 237/5

(under subclass 2) Automatic control for heating apparatus for cars, either freight or passenger.

SEE OR SEARCH CLASS

126, Stoves and Furnaces, for stove structure.