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发明名称
AUSBILDUNG VON AUSSCHNITTSECKEN EBENER DICHTGESCHWEISSTER ROHRWAENDE
摘要
申请公布号
DD225759(A1)
申请公布日期
1985.08.07
申请号
DD19840264440
申请日期
1984.06.22
申请人
VEB DAMPFERZEUGERBAU BERLIN,,,,DD
发明人
BARTHEL,ROLF,DD;GEBHARDT,WOLFGANG,DD;HAASE,KONRAD,DD;KRAEGE,JUERGEN,DD;SCHIRMEISTER,HENNING VON,DD
分类号
F22B21/34;F22B37/10;F23M5/08;(IPC1-7):F22B37/10
主分类号
F22B21/34
代理机构
代理人
主权项
地址
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