Invention Grant
- Patent Title: Automatic electric punching apparatus
- Patent Title (中): 自动电动冲孔机
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Application No.: US14015060Application Date: 2013-08-30
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Publication No.: US08984998B2Publication Date: 2015-03-24
- Inventor: Yong-Woo Lee
- Applicant: Yong-Woo Lee
- Agency: DeLio, Peterson & Curcio LLC
- Agent Peter W. Peterson
- Priority: KR10-2013-0056402 20130520
- Main IPC: B26D5/08
- IPC: B26D5/08 ; B26F1/02 ; B26D7/18 ; B26D7/00
Abstract:
The present disclosure provides an automatic electric punching apparatus that can automatically punch documents or paper sheets by lowering a screw punch blade by means of a screw while being rotated in conjunction with driving of a motor due to switching.
Public/Granted literature
- US20140338510A1 AUTOMATIC ELECTRIC PUNCHING APPARATUS Public/Granted day:2014-11-20
Information query
