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发明名称
Improvements in or relating to electrical resistance welding apparatus
摘要
申请公布号
GB797555(A)
申请公布日期
1958.07.02
申请号
GB19550029440
申请日期
1955.10.14
申请人
ROLLS-ROYCE LIMITED
发明人
COOKE FRANK ARTHUR
分类号
B23K11/31
主分类号
B23K11/31
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代理人
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