发明名称 Combined punch and clip
摘要 A combined punch and clip has a base, a pair of punching elements, a pair of locking apparatuses, and a clipping shank. The base has a rectangular, flat and hollow shape; the punching elements and the locking apparatuses are symmetrically provided on the left and right sides of the base. The former are employed to punch two holes on a stack of paper to be collected, and the latter are employed to adjust the state of this invention either in a punching or in a storing state. The clipping shank is employed to secure the punched paper.
申请公布号 US4802789(A) 申请公布日期 1989.02.07
申请号 US19880192911 申请日期 1988.05.12
申请人 HSU, WALTER W. 发明人 HSU, WALTER W.
分类号 B42F13/40;(IPC1-7):B42F3/04 主分类号 B42F13/40
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