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发明名称
摘要
申请公布号
JPS50154784(U)
申请公布日期
1975.12.22
申请号
JP19740066410U
申请日期
1974.06.10
申请人
发明人
分类号
G01L19/00;F16K1/14;F16K24/00;F16K24/04;G01L19/06;(IPC1-7):G01L19/06
主分类号
G01L19/00
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代理人
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