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经营范围
发明名称
Electrode coating and method of welding
摘要
申请公布号
US1882601(A)
申请公布日期
1932.10.11
申请号
US19300426781
申请日期
1930.02.07
申请人
HOLLUP CORPORATION
发明人
HOLLUP CHARLES H.
分类号
B23K35/04;B23K35/365
主分类号
B23K35/04
代理机构
代理人
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地址
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