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发明名称
Waermetauscher fuer Gas-Wassererhitzer
摘要
申请公布号
DE1100913(B)
申请公布日期
1961.03.02
申请号
DE1957V013509
申请日期
1957.12.09
申请人
JOH. VAILLANT K. G.
发明人
KEPPEL ERNST
分类号
F24H9/00
主分类号
F24H9/00
代理机构
代理人
主权项
地址
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