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发明名称
HEIZKESSEL MIT WARMWASSERBEREITUNG.
摘要
申请公布号
DE1731714(U)
申请公布日期
1956.10.11
申请号
DE19561731714U
申请日期
1956.08.02
申请人
WERNER W. RINGER
发明人
WERNER W. RINGER
分类号
主分类号
代理机构
代理人
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