Title:
【発明の名称】板ばねのスカーフィング装置と板ばねの目玉成形方法
Document Type and Number:
Japanese Patent JP2653922
Kind Code:
B2
Inventors:
FURUYAMA TSUTOMU
AKAISHI SHIGERU
AKAISHI SHIGERU
Application Number:
JP40768890A
Publication Date:
September 17, 1997
Filing Date:
December 27, 1990
Export Citation:
Assignee:
NIPPON HATSUJO KK
International Classes:
B21D19/12; B21D11/10; B23D1/08; (IPC1-7): B21D11/10; B23D1/08
Domestic Patent References:
| JP6161706A | ||||
| JP61276720A |
Attorney, Agent or Firm:
Takehiko Suzue