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发明名称
Percussion welding apparatus
摘要
申请公布号
US3377458(A)
申请公布日期
1968.04.09
申请号
US19640374797
申请日期
1964.06.12
申请人
NORTHERN ELECTRIC COMPANY LIMITED
发明人
KEUSCH ANDREAS
分类号
B23K9/22
主分类号
B23K9/22
代理机构
代理人
主权项
地址
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