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经营范围
发明名称
Umlaufender Waermetauscher
摘要
申请公布号
DE1551477(A1)
申请公布日期
1970.05.27
申请号
DE19611551477
申请日期
1961.04.01
申请人
LAING GEB. MELCHIER,INGEBORG
发明人
MELCHIER LAING GEB.
分类号
F28F5/04
主分类号
F28F5/04
代理机构
代理人
主权项
地址
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