SAFETY VALVE FOR GAS FIRED WATER BOILERS,申请号PL19860259196-传众专利搜索

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发明名称	SAFETY VALVE FOR GAS FIRED WATER BOILERS
摘要
申请公布号	PL149964(B1)	申请公布日期	1990.04.30
申请号	PL19860259196	申请日期	1986.04.25
申请人		发明人
分类号	F16K17/38;(IPC1-7):F16K17/38	主分类号	F16K17/38
代理机构		代理人
主权项
地址

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