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经营范围
发明名称
Welding electrodes
摘要
申请公布号
US2456609(A)
申请公布日期
1948.12.21
申请号
US19460642117
申请日期
1946.01.18
申请人
METAL AND THERMIT CORPORATION
发明人
ANDREWS WILLIAM
分类号
B23K35/04;B23K35/365
主分类号
B23K35/04
代理机构
代理人
主权项
地址
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