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发明名称
FLOW METER
摘要
申请公布号
GB1477530(A)
申请公布日期
1977.06.22
申请号
GB19740048686
申请日期
1974.11.11
申请人
GREFE L GMBH
发明人
分类号
G01F1/22;(IPC1-7):G01F1/28
主分类号
G01F1/22
代理机构
代理人
主权项
地址
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