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发明名称
HYDROMETER
摘要
申请公布号
US3691847(A)
申请公布日期
1972.09.19
申请号
USD3691847
申请日期
1970.05.08
申请人
E. EDELMANN & CO.
发明人
ALAN G. WALLSKOG
分类号
G01N9/14;G01N9/16;(IPC1-7):G01N9/14
主分类号
G01N9/14
代理机构
代理人
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地址
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