15 / | HD | BRUSHING, SCRUBBING, AND GENERAL CLEANING |
3 | DF | MACHINES {11} |
300.1 | DF | .~ With air blast or suction {26} |
327.1 | DF | .~.~ Tank type cleaner organization {3} |
327.2 | .~.~.~ Casing feature {3} | |
327.3 | DF | .~.~.~.~> Air float or support |
327.4 | DF | .~.~.~.~> Cleaner encircling roller |
327.5 | DF | .~.~.~.~> Off-the-floor support (e.g., operator supported) |