Differential pressure device with compensating device,申请号US19530346247-传众专利搜索

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发明名称	Differential pressure device with compensating device
摘要
申请公布号	US2780103(A)	申请公布日期	1957.02.05
申请号	US19530346247	申请日期	1953.04.01
申请人	ESSO RESEARCH AND ENGINEERING COMPANY	发明人	MAGEARL WILLIAM H.
分类号	G05D16/18	主分类号	G05D16/18
代理机构		代理人
主权项
地址

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