Title:
リング製造方法、その装置およびリング
Document Type and Number:
Japanese Patent JP5143302
Kind Code:
B1
Inventors:
Masaki Takahashi
Application Number:
JP2012102380A
Publication Date:
February 13, 2013
Filing Date:
April 27, 2012
Export Citation:
Assignee:
Heather Kinaya Co., Ltd.
International Classes:
B44C3/04; A44C27/00; B21D53/16; B23K20/00; B44C3/02; B21D53/44
Domestic Patent References:
| JP4922466B1 | 2012-04-25 | |||
| JP4642153B1 | 2011-03-02 | |||
| JP4922466B1 | 2012-04-25 | |||
| JP4642153B1 | 2011-03-02 |
Foreign References:
| WO2012046440A1 | 2012-04-12 | |||
| WO2012046440A1 | 2012-04-12 |
Attorney, Agent or Firm:
Masahiro Matsushita