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发明名称
摘要
申请公布号
DE3142485(C2)
申请公布日期
1983.11.17
申请号
DE19813142485
申请日期
1981.10.27
申请人
LANGBEIN & ENGELBRACHT GMBH & CO KG, 4630 BOCHUM, DE
发明人
WALLSTEIN, DIETER, ING.(GRAD.), 4630 BOCHUM, DE
分类号
F28F21/00;F28F21/08;(IPC1-7):F28F21/04
主分类号
F28F21/00
代理机构
代理人
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