Coke-oven operating appliance,申请号US19390251295-传众专利搜索

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发明名称	Coke-oven operating appliance
摘要
申请公布号	US2179635(A)	申请公布日期	1939.11.14
申请号	US19390251295	申请日期	1939.01.17
申请人	KOPPERS COMPANY	发明人	KIMMEL SINGLETON H.
分类号	C10B29/06	主分类号	C10B29/06
代理机构		代理人
主权项
地址

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