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发明名称
Primary metering device
摘要
申请公布号
US3358508(A)
申请公布日期
1967.12.19
申请号
US19650468862
申请日期
1965.07.01
申请人
DRESSER INDUSTRIES, INC.
发明人
SILVERN DAVID H.
分类号
G01F3/10
主分类号
G01F3/10
代理机构
代理人
主权项
地址
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