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发明名称
Verfahren und Apparat zum Formen einer doppelkonischen Schraubenfeder.
摘要
申请公布号
DE68912840(D1)
申请公布日期
1994.03.17
申请号
DE19896012840
申请日期
1989.07.11
申请人
ROCKWELL INTERNATIONAL SUSPENSION SYSTEMS CO., MILTON, ONTARIO, CA
发明人
LIENERT, GEROLD, ONTARIO, L6 L5E9, CA
分类号
B21F3/10;B21F35/02;(IPC1-7):B21F3/10
主分类号
B21F3/10
代理机构
代理人
主权项
地址
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