| 24 / | HD | BUCKLES, BUTTONS, CLASPS, ETC. | 
| 455 | DF | CLASP, CLIP, SUPPORT-CLAMP, OR REQUIRED COMPONENT THEREOF {17} | 
| 530 | DF | .~ Having gripping member formed from, biased by, or mounted on, resilient member {8} | 
| 542 | ![]()  | .~.~ With position locking-means for engaging faces {2} | 
| 543 | DF | .~.~.~> Integral locking-means | 
| 544 | DF | .~.~.~> Pivoted lock member |