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发明名称
Vorrichtung zum Reinigen unter Druck stehender Dampfkessel
摘要
申请公布号
DE498599(C)
申请公布日期
1930.05.23
申请号
DE1926I027292D
申请日期
1926.01.27
申请人
ELZA LEE ISAACS
发明人
分类号
F22B37/54
主分类号
F22B37/54
代理机构
代理人
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地址
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