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发明名称
Verfahren und Einrichtung zum Reibungsschweissen
摘要
申请公布号
DE1956572(A1)
申请公布日期
1970.06.11
申请号
DE19691956572
申请日期
1969.11.11
申请人
PRODUCTION JECHNOLO?,INC.
发明人
W. YOCUM,RALPH
分类号
B23K20/12
主分类号
B23K20/12
代理机构
代理人
主权项
地址
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