US PATENT SUBCLASS 417 / 423.2
.~.~.~ Vacuum cleaner

Current as of: June, 1999
Click HD for Main Headings
Click for All Classes

Internet Version by PATENTEC © 1999      Terms of Use


417 /   HD   PUMPS

321  DF  MOTOR DRIVEN {32}
410.1  DF  .~ Electric or magnetic motor {10}
423.1  DF  .~.~ Rotary motor and rotary nonexpansible chamber pump {13}
423.2.~.~.~ Vacuum cleaner

DEFINITION

Classification: 417/423.2

(under subclass 423.1) Apparatus wherein the pump is specifically adapted to create a suction to clean a surface.

SEE OR SEARCH CLASS

15, Brushing, Scrubbing, and General Cleaning,

300.1+, for a suction cleaner having means to contact the surface to be cleaned.