Pair of cooperating disks to control the delivery of liquid in so-called screw valves,申请号US19890443934-传众专利搜索

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发明名称	Pair of cooperating disks to control the delivery of liquid in so-called screw valves
摘要
申请公布号	US4946134(A)	申请公布日期	1990.08.07
申请号	US19890443934	申请日期	1989.11.30
申请人	GALATRON S.R.L.	发明人	ORLANDI, ALESSIO
分类号	F16K3/08;F16K3/32;F16K3/34;F16K11/074	主分类号	F16K3/08
代理机构		代理人
主权项
地址

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