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经营范围
发明名称
Arc burn back preventive systems
摘要
申请公布号
US3143633(A)
申请公布日期
1964.08.04
申请号
US19600077534
申请日期
1960.12.22
申请人
AIR REDUCTION COMPANY, INCORPORATED
发明人
WADLEIGH CLIFFORD H.
分类号
B23K9/173
主分类号
B23K9/173
代理机构
代理人
主权项
地址
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