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经营范围
发明名称
Subaqueous electric cutting
摘要
申请公布号
US2387042(A)
申请公布日期
1945.10.16
申请号
US19210507350
申请日期
1921.10.12
申请人
EUGEN SEIFRIED
发明人
SEIFRIED EUGEN
分类号
B23K28/00
主分类号
B23K28/00
代理机构
代理人
主权项
地址
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