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经营范围
发明名称
Hygrometer
摘要
申请公布号
US1956386(A)
申请公布日期
1934.04.24
申请号
US19300428614
申请日期
1930.02.15
申请人
SIEMENS & HALSKE, AKTIENGESELLSCHAFT
发明人
GRUSS HEINZ
分类号
G01N25/64
主分类号
G01N25/64
代理机构
代理人
主权项
地址
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