US PATENT SUBCLASS 15 / 250.09
.~.~.~.~ Heating element between plural blades

Current as of: June, 1999
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15 /   HD   BRUSHING, SCRUBBING, AND GENERAL CLEANING

246  DF  ATTACHMENTS {8}
250.001  DF  .~ Optical-member-attachable cleaner (e.g., windshield wiper) {28}
250.05  DF  .~.~ With heating means {2}
250.07  DF  .~.~.~ Movable with cleaning element {2}
250.09.~.~.~.~ Heating element between plural blades

DEFINITION

Classification: 15/250.09

(under subclass 250.07) Cleaners comprising at least two surface contacting cleaning edges and having heating means positioned between the two edges.

SEE OR SEARCH THIS CLASS, SUBCLASS:

250.41, for cleaning elements having plural spaced surface engaging edges but having no heating means.