Sign up for an Award
Participate with your entry in one of our professional or student awards.Sign up for an award
You are using an outdated browser. Please upgrade your browser to improve your experience.
A spring piece clamp body and a long caudal peduncle of spring steel wire card, the clamp body for forming a spring steel sheet, tail handle is made of steel wires, and clamp body is connected with one end of the movable, file clip wire cards can be placed flat, convenient for file dumps, save space.
Chengdu University of Technology