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发明名称
Liquid flow measuring and control apparatus
摘要
申请公布号
US2035371(A)
申请公布日期
1936.03.24
申请号
US19320637845
申请日期
1932.10.14
申请人
CONCRETE CONDUIT COMPANY, LTD.
发明人
JOHNSON ELMER LOUIS;PROSSER JOSEPH G.
分类号
G01F1/52
主分类号
G01F1/52
代理机构
代理人
主权项
地址
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