433 / | HD | DENTISTRY |
25 | DF | APPARATUS {20} |
141 | DF | .~ Hand manipulatable implement {10} |
153 | DF | .~.~ Having relatively movable work engaging surfaces {5} |
157 | DF | .~.~.~ Pivoted {2} |
159 | DF | .~.~.~.~ Having handles to pivot surface (e.g., pliers) {1} |
160 | .~.~.~.~.~ Plural pivots |