Title:
【発明の名称】金属製ねじり材の製造方法
Document Type and Number:
Japanese Patent JP2806509
Kind Code:
B2
More Like This:
Inventors:
Yokoyama Masao
Suzuki Yoshio
Suzuki Yoshio
Application Number:
JP16759590A
Publication Date:
September 30, 1998
Filing Date:
June 26, 1990
Export Citation:
Assignee:
Showa Aluminum Co., Ltd.
International Classes:
B21D11/14; (IPC1-7): B21D11/14
Domestic Patent References:
| JP63192520A | ||||
| JP3216218A | ||||
| JP323856B1 | ||||
| JP1813032Y1 |
Attorney, Agent or Firm:
Hisayoshi Shimizu