73 / | HD | MEASURING AND TESTING |
862 | DF | DYNAMOMETERS {5} |
862.08 | DF | .~ Responsive to torque {2} |
862.09 | .~.~ By absorption {4} | |
862.11 | DF | .~.~.~> Having plural brake means |
862.12 | DF | .~.~.~> Having friction brake means {1} |
862.14 | DF | .~.~.~> Having fluid brake means {2} |
862.17 | DF | .~.~.~> Having magnetic or electromagnetic brake means {1} |