US PATENT SUBCLASS 15 / 345
.~.~ Air blast with suction

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

Internet Version by PATENTEC © 1999      Terms of Use


15 /   HD   BRUSHING, SCRUBBING, AND GENERAL CLEANING

3  DF  MACHINES {11}
300.1  DF  .~ With air blast or suction {26}
345.~.~ Air blast with suction {1}
346  DF  .~.~.~> Closed circuit systems, i.e., air recirculating

DEFINITION

Classification: 15/345

(under subclass 300) Cleaning apparatus functioning to apply at one time both an air blast and a suction of substantially the same area of work.