Combination cover and draft control for chimneys,申请号US19340746279-传众专利搜索

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法人/股东/高管

发明名称	Combination cover and draft control for chimneys
摘要
申请公布号	US2060231(A)	申请公布日期	1936.11.10
申请号	US19340746279	申请日期	1934.10.01
申请人	MALONE WALTER H;EYRE JAMES M	发明人	MALONE WALTER H.;EYRE JAMES M.
分类号	F23L17/10	主分类号	F23L17/10
代理机构		代理人
主权项
地址

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