| 409 / | HD | GEAR CUTTING, MILLING, OR PLANING | 
| 64 | DF | MILLING {29} | 
| 183 | DF | .~ Including means to infeed rotary cutter toward work {9} | 
| 185 | DF | .~.~ Axially {4} | 
| 186 | DF | .~.~.~ With infeed control means energized in response to activator stimulated by condition sensor {2} | 
| 188 |  | .~.~.~.~ In response to work condition |