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发明名称
Improvements in friction welders
摘要
申请公布号
GB1093343(A)
申请公布日期
1967.11.29
申请号
GB19650037009
申请日期
1965.08.27
申请人
GEORGE ALEXANDER BLACK;EDWARD HERBERT HANDS
发明人
分类号
B23K20/12
主分类号
B23K20/12
代理机构
代理人
主权项
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