Предохранительный клапан с разрывной мембраной,申请号SU19610692688-传众专利搜索

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发明名称	Предохранительный клапан с разрывной мембраной
摘要
申请公布号	SU140647(A1)	申请公布日期	1961.11.30
申请号	SU19610692688	申请日期	1961.01.09
申请人		发明人	BELEVTSEV B.A.;FREJTAG V.A.
分类号	F16K17/40	主分类号	F16K17/40
代理机构		代理人
主权项
地址

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