83 / | HD | CUTTING |
469 | DF | ROTATABLE DISC TOOL PAIR OR TOOL AND CARRIER {11} |
483 | DF | .~ Carrier for rotatable tool movable during cutting {3} |
485 | .~.~ Tool carrier reciprocable rectilinearly {3} | |
486 | DF | .~.~.~> With means to adjust path of reciprocation {1} |
487 | DF | .~.~.~> With means to reciprocate carrier {1} |
489 | DF | .~.~.~> With means to rotate tool |