Slide valve controlled dry gas meter,申请号US19540461349-传众专利搜索

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发明名称	Slide valve controlled dry gas meter
摘要
申请公布号	US2725747(A)	申请公布日期	1955.12.06
申请号	US19540461349	申请日期	1954.10.11
申请人	G. KROMSCHRODER AKTIENGESELLSCHAFT	发明人	JANSSEN HELMUTH;RINGS FRANZ
分类号	G01F3/22	主分类号	G01F3/22
代理机构		代理人
主权项
地址

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