US PATENT SUBCLASS 15 / 250.37
.~.~.~ With attached roller

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}
250.361  DF  .~.~ Cleaning element structure {7}
250.37.~.~.~ With attached roller

DEFINITION

Classification: 15/250.37

(under subclass 250.361) Cleaners comprising at least one rotating member mounted on the cleaning element for the purpose of supporting the element on the surface to be cleaned during the cleaning operation.