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发明名称
MANUFACTURE OF COLD FORMING SPRING
摘要
申请公布号
JPH02160130(A)
申请公布日期
1990.06.20
申请号
JP19880315923
申请日期
1988.12.14
申请人
TOYOTA MOTOR CORP
发明人
YASUDA SHIGERU
分类号
B21F35/00;F16F1/02
主分类号
B21F35/00
代理机构
代理人
主权项
地址
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