37 / | HD | EXCAVATING |
196 | DF | SNOW OR ICE REMOVING OR GROOMING BY PORTABLE DEVICE {16} |
266 | DF | .~ Scraper blade {5} |
279 | .~.~ Diagonally oriented {5} | |
280 | DF | .~.~.~> Including side gate discharge preventer |
281 | DF | .~.~.~> And auxiliary wing or extension |
282 | DF | .~.~.~> Supported on inclined plane |
283 | DF | .~.~.~> Adjustable about central vertical hinge |
284 | DF | .~.~.~> Manually powered |