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发明名称
Welding electrode holder
摘要
申请公布号
US2486092(A)
申请公布日期
1949.10.25
申请号
US19470726548
申请日期
1947.02.05
申请人
HARTFORD NATIONAL BANK AND TRUST COMPANY
发明人
AMELSVOORT BERNARDUS MARIA V.
分类号
B23K9/28
主分类号
B23K9/28
代理机构
代理人
主权项
地址
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