Smoke disposal and draft inducing apparatus for locomotives,申请号US19400338568-传众专利搜索

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发明名称	Smoke disposal and draft inducing apparatus for locomotives
摘要
申请公布号	US2260441(A)	申请公布日期	1941.10.28
申请号	US19400338568	申请日期	1940.06.03
申请人	ELEANOR CAYWOOD SKINNER	发明人	DAY HARRY G.;SKINNER WILLIAM E.
分类号	F23L17/00	主分类号	F23L17/00
代理机构		代理人
主权项
地址

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