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发明名称
Welding rod
摘要
申请公布号
US2067630(A)
申请公布日期
1937.01.12
申请号
US19340737384
申请日期
1934.07.28
申请人
UNION CARBIDE AND CARBON CORPORATION
发明人
FRANKS RUSSELL
分类号
B23K35/02;B23K35/30
主分类号
B23K35/02
代理机构
代理人
主权项
地址
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