US PATENT SUBCLASS 237 / 78 R
.~ Air moistener


Current as of: June, 1999
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237 /   HD   HEATING SYSTEMS

70  DF  HEAT RADIATORS {6}
78 R.~ Air moistener {3}
78 A  DF  .~.~> Casing
78 B  DF  .~.~> Radiator wick
78 C  DF  .~.~> From radiator valve

Unofficial Alpha Subclasses: R A B C

DEFINITION

Classification: 237/78

(under subclass 70) Radiators combined with means for moistening the air or air moistening apparatus necessitating its application to a radiator when in use.

SEE OR SEARCH CLASS

236, Automatic Temperature and Humidity Regulation,

12.1+, for fluid mixers and 44, for humidity control.

261, Gas and Liquid Contact Apparatus, appropriate subclasses for contact structure.

454, Ventilation,

110, 157, 223, 291, 328, and 337 for ventilators having liquid contact devices.