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发明名称
Method and apparatus for producing metal blocks by electron beams
摘要
申请公布号
US3219435(A)
申请公布日期
1965.11.23
申请号
US19600020977
申请日期
1960.04.08
申请人
W. C. HERAEUS G.M.B.H.
发明人
GRUBER HELMUT;SCHEIDIG HELMUT;ECKSTEIN HORST
分类号
C22B9/22;H01J37/305
主分类号
C22B9/22
代理机构
代理人
主权项
地址
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