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发明名称
Verfahren zum selbsttaetigen Regeln des Wasserstandes in Kesseln
摘要
申请公布号
DE553917(C)
申请公布日期
1932.07.02
申请号
DE1931M117354D
申请日期
1931.10.22
申请人
DR.-ING. MAX MAYER
发明人
分类号
F22D5/24
主分类号
F22D5/24
代理机构
代理人
主权项
地址
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