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发明名称
Method for making welding electrodes
摘要
申请公布号
US3169861(A)
申请公布日期
1965.02.16
申请号
US19610131812
申请日期
1961.08.16
申请人
WESTINGHOUSE ELECTRIC CORPORATION
发明人
EHRINGER HERMANN J.
分类号
B22F7/06;B23K35/22;B23K35/40
主分类号
B22F7/06
代理机构
代理人
主权项
地址
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