发明名称 COMBINATION THREE-HOLE PUNCH AND TWO-HOLE PUNCH
摘要 Described herein is a device that combines a three-hole punch and a two-hole punch. The device includes four punches in alignment that in combination form a distinct three-hole punch and distinct two-hole punch.
申请公布号 US2016346952(A1) 申请公布日期 2016.12.01
申请号 US201615167183 申请日期 2016.05.27
申请人 Rossall Janyce 发明人 Rossall Janyce
分类号 B26F1/36;B26D5/10 主分类号 B26F1/36
代理机构 代理人
主权项 1. A hole punch, the hole punch capable of punching an aperture into a paper sheet, the hole punch comprising: a first punch; a second punch; a third punch, the first punch, the second punch, and the third punch spaced equidistant and symmetrically apart to form a standard three-hole punch; and a fourth punch, the fourth punch spaced symmetrically apart from the third punch a distance corresponding to a standard two-hole punch.
地址 Reno NV US