Title:
【発明の名称】温間および熱間加工用工具鋼
Document Type and Number:
Japanese Patent JP2602903
Kind Code:
B2
Inventors:
Toshio Okuno
Tamura
Tamura
Application Number:
JP15647988A
Publication Date:
April 23, 1997
Filing Date:
June 24, 1988
Export Citation:
Assignee:
Hitachi Metals Co., Ltd.
International Classes:
C22C38/00; C22C38/30; C22C38/52; (IPC1-7): C22C38/00; C22C38/00; C22C38/30; C22C38/52
Domestic Patent References:
| JP6059053A | ||||
| JP62112761A | ||||
| JP6267152A |
Attorney, Agent or Firm:
Oba Mitsuru