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发明名称
Einrichtung zur selbsttaetigen UEberwachung des Zustandes chemischer Baeder
摘要
申请公布号
DE620325(C)
申请公布日期
1935.10.19
申请号
DE1933S111369D
申请日期
1933.10.15
申请人
SIEMENS-SCHUCKERTWERKE AKT.-GES.
发明人
分类号
G05D21/02
主分类号
G05D21/02
代理机构
代理人
主权项
地址
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