Pilot operated valve,申请号US19410420418-传众专利搜索

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发明名称	Pilot operated valve
摘要
申请公布号	US2329001(A)	申请公布日期	1943.09.07
申请号	US19410420418	申请日期	1941.11.25
申请人	RANDOLPH B. DELMORE	发明人	ROBINSON VAN KING
分类号	F16K31/40	主分类号	F16K31/40
代理机构		代理人
主权项
地址

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