Manufacture of ash free solid fuel,申请号US19290381077-传众专利搜索

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发明名称	Manufacture of ash free solid fuel
摘要
申请公布号	US1839987(A)	申请公布日期	1932.01.05
申请号	US19290381077	申请日期	1929.07.25
申请人	MARIO MICHELS	发明人	MICHELS MARIO
分类号	C10L5/40	主分类号	C10L5/40
代理机构		代理人
主权项
地址

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