AN IMPROVED NON RETURN VALVE ASSEMBLY,申请号IN1980DE83219-传众专利搜索

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发明名称	AN IMPROVED NON RETURN VALVE ASSEMBLY
摘要
申请公布号	IN153433(B)	申请公布日期	1984.07.14
申请号	IN1980DE83219	申请日期	1980.11.25
申请人	KRISHAN GOPAL KHOSLA	发明人	KRISHAN GOPAL KHOSLA
分类号	F16K21/00;(IPC1-7):F16K21/00	主分类号	F16K21/00
代理机构		代理人
主权项
地址

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