| 162 / | HD | PAPER MAKING AND FIBER LIBERATION |
| 232 | DF | APPARATUS {22} |
| 272 | DF | .~ Apparatus repair, cleaning or conditioning {2} |
| 274 | DF | .~.~ Of porous or foraminous member (e.g., felt or mold) {1} |
| 275 | DF | .~.~.~ Means applying fluid {3} |
| 277 | ![]() | .~.~.~.~ Reciprocating {1} |
| 278 | DF | .~.~.~.~.~> With suction means |