US PATENT SUBCLASS 52 / 171.3
TRANSPARENT PANEL HAVING ACTIVE TREATMENT WITH GAS OR LIQUID

Current as of: June, 1999
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52 /   HD   STATIC STRUCTURES (E.G., BUILDINGS)

171.3TRANSPARENT PANEL HAVING ACTIVE TREATMENT WITH GAS OR LIQUID {1}
172  DF  .~> Hygroscopic material; e.g., internal drier

DEFINITION

Classification: 52/171.3

TRANSPARENT PANEL HAVING ACTIVE TREATMENT WITH GAS OR LIQUID:

(under the class definition) Structure in which a window includes means for altering opacity, translucence, insulating ability, or color, etc., of the window.

SEE OR SEARCH THIS CLASS, SUBCLASS:

204.5+, for a window.

SEE OR SEARCH CLASS

15, Brushing, Scrubbing, and General Cleaning,

250.001+, for a window cleaning attachment, particularly subclasses 250.01+ for such a combination with material supply means.

62, Refrigeration,

248, for a display-type refrigerator with condensate remover or preventer and subclasses 275+ for a refrigerator with an additional heater to prevent or remove frozen condensate caused by the refrigerating means. 454, Ventilation,

85, 93, 95+, 121+, 128+, and 196+ for means for directing air relative to a window pane.