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发明名称
UEberwachungsgeraet fuer den Wasserstand in Dampfkesseln
摘要
申请公布号
DE668814(C)
申请公布日期
1938.12.10
申请号
DE1934H141015D
申请日期
1934.08.25
申请人
JACOB HAAG
发明人
分类号
F22B37/42
主分类号
F22B37/42
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代理人
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