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发明名称
Metallic arc electrode for welding copper and copper alloys
摘要
申请公布号
US2806805(A)
申请公布日期
1957.09.17
申请号
US19540465442
申请日期
1954.10.28
申请人
EUTECTIC WELDING ALLOYS CORPORATION
发明人
WASSERMAN RENE DAVID;QUAAS JOSEPH F.
分类号
B23K35/30;B23K35/36
主分类号
B23K35/30
代理机构
代理人
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地址
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