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发明名称
Apparatus for electric induction welding in a vacuum
摘要
申请公布号
US2805316(A)
申请公布日期
1957.09.03
申请号
US19550536448
申请日期
1955.09.26
申请人
COMBUSTION ENGINEERING, INC.
发明人
CHAPMAN EDWARD C.
分类号
B23K13/00
主分类号
B23K13/00
代理机构
代理人
主权项
地址
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