Valve for heating systems,申请号US19350052670-传众专利搜索

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发明名称	Valve for heating systems
摘要
申请公布号	US2133928(A)	申请公布日期	1938.10.18
申请号	US19350052670	申请日期	1935.12.03
申请人	SIMONEAU CHARLES B	发明人	SIMONEAU CHARLES B.
分类号	F24D19/08	主分类号	F24D19/08
代理机构		代理人
主权项
地址

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