US PATENT SUBCLASS 15 / 250.07
.~.~.~ Movable with cleaning element

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.~.~.~ Movable with cleaning element {2}
250.08  DF  .~.~.~.~> Laterally offset to engage pane
250.09  DF  .~.~.~.~> Heating element between plural blades

DEFINITION

Classification: 15/250.07

(under subclass 250.05) Cleaning devices wherein a heating element is attached to the surface contacting member and is constrained to move simultaneously with the cleaning stroke so as to heat the surface to be wiped.