| 49 / | HD | MOVABLE OR REMOVABLE CLOSURES |
| 404 | DF | WITH MEANS MOUNTING CLOSURE FOR RECIPROCATION {16} |
| 414 | ![]() | .~ With distinct biasing means for slide or guide {7} |
| 415 | DF | .~.~> Acting transversely of closure face {1} |
| 417 | DF | .~.~> With means to adjust or retract biaser {1} |
| 419 | DF | .~.~> Nonmetallic biaser |
| 420 | DF | .~.~> Ball or roller bearing |
| 421 | DF | .~.~> Closure carried |
| 422 | DF | .~.~> Biaser permits self-adjustment of single guide for plural closures |
| 423 | DF | .~.~> Slide or guide with transverse restrainer |