24 / | HD | BUCKLES, BUTTONS, CLASPS, ETC. |
455 | DF | CLASP, CLIP, SUPPORT-CLAMP, OR REQUIRED COMPONENT THEREOF {17} |
457 | DF | .~ With specific mounting means for attaching to rigid or semirigid supporting structure or structure-to-be-secured {1} |
458 | .~.~ For cooperating with aperture in supporting structure or structure-to-be-secured |