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发明名称
FORMATION OF THREADS WITH VARYING PITCH
摘要
申请公布号
EP0721386(A1)
申请公布日期
1996.07.17
申请号
EP19930923157
申请日期
1993.09.29
申请人
GREEN, WILLIAM P
发明人
GREEN, WILLIAM P
分类号
B21K1/64;B23G5/06;(IPC1-7):B21K1/64
主分类号
B21K1/64
代理机构
代理人
主权项
地址
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