Fuel economizer and smoke reducer,申请号US19300497471-传众专利搜索

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法人/股东/高管

发明名称	Fuel economizer and smoke reducer
摘要
申请公布号	US1865138(A)	申请公布日期	1932.06.28
申请号	US19300497471	申请日期	1930.11.22
申请人	CHARLES PROTZMANN	发明人	PROTZMANN CHARLES
分类号	F23L9/00	主分类号	F23L9/00
代理机构		代理人
主权项
地址

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