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发明名称
摘要
申请公布号
DE2725081(B2)
申请公布日期
1980.11.27
申请号
DE19772725081
申请日期
1977.06.03
申请人
ROENTGEN & CO, 4923 EXTERTAL
发明人
ROENTGEN, W. KONRAD, 4923 EXTERTAL
分类号
F28F21/08;(IPC1-7):F28D1/02
主分类号
F28F21/08
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代理人
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