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发明名称
Arc welding electrode
摘要
申请公布号
US1931466(A)
申请公布日期
1933.10.17
申请号
US19320643342
申请日期
1932.11.19
申请人
J. D. ADAMS MANUFACTURING COMPANY
发明人
NOTVEST ROBERT
分类号
B23K35/02;B23K35/04
主分类号
B23K35/02
代理机构
代理人
主权项
地址
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