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发明名称
DRALLDURCHLASS
摘要
申请公布号
DD297227(A5)
申请公布日期
1992.01.02
申请号
DD19900343557
申请日期
1990.08.21
申请人
H. KRANTZ GMBH U. CO.,DE
发明人
WECK,FRANZ,DE
分类号
F24F1/01;F24F13/06;F24F13/072;(IPC1-7):F24F13/06
主分类号
F24F1/01
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