Title:
回転塑性加工部体および回転塑性加工方法とその装置
Document Type and Number:
Japanese Patent JP4896320
Kind Code:
B2
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Inventors:
Blacksmith Yasutaka
Application Number:
JP2001282766A
Publication Date:
March 14, 2012
Filing Date:
September 18, 2001
Export Citation:
Assignee:
Tan-ei-sya Co., Ltd.
International Classes:
B21H1/00
Domestic Patent References:
| JP57021446U | ||||
| JP56050539U | ||||
| JP7088585A | ||||
| JP51112474A |
Attorney, Agent or Firm:
Kozu Sako
Masashi Hirai
Masashi Hirai