Valves for inflatable objects,申请号GB19470011506-传众专利搜索

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发明名称	Valves for inflatable objects
摘要
申请公布号	GB635080(A)	申请公布日期	1950.04.05
申请号	GB19470011506	申请日期	1947.04.29
申请人	DEWEY AND ALMY CHEMICAL COMPANY	发明人
分类号	F16K15/20	主分类号	F16K15/20
代理机构		代理人
主权项
地址

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