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发明名称
Method of uniting metals and pack for same
摘要
申请公布号
US2813333(A)
申请公布日期
1957.11.19
申请号
US19550498801
申请日期
1955.04.04
申请人
LUKENS STEEL COMPANY
发明人
POMPA LEONARD
分类号
B23K20/04
主分类号
B23K20/04
代理机构
代理人
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