49 / | HD | MOVABLE OR REMOVABLE CLOSURES |
404 | DF | WITH MEANS MOUNTING CLOSURE FOR RECIPROCATION {16} |
453 | .~ Slide or guide feature for closure removal {3} | |
454 | DF | .~.~> Detachable or displaceable stile or slide strip |
455 | DF | .~.~> Guide mounted for repeated movement |
456 | DF | .~.~> Removable guide {1} |