Title:
バーリング加工用パンチおよびバーリング加工方法
Document Type and Number:
Japanese Patent JP6098246
Kind Code:
B2
Inventors:
Yasuhiro Ito
Application Number:
JP2013049889A
Publication Date:
March 22, 2017
Filing Date:
March 13, 2013
Export Citation:
Assignee:
Nippon Steel & Sumitomo Metal Corporation
International Classes:
B21D19/08
Domestic Patent References:
| JP9066318A | ||||
| JP1072917U | ||||
| JP10193004A | ||||
| JP5000344A | ||||
| JP2007162638A |
Attorney, Agent or Firm:
Ascend Patent Business Corporation