Perfectionnements aux tuyères, plus particulièrement pour grilles de foyers à chargement mécanique,申请号FRD673879-传众专利搜索

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发明名称	Perfectionnements aux tuyères, plus particulièrement pour grilles de foyers à chargement mécanique
摘要
申请公布号	FR673879(A)	申请公布日期	1930.01.21
申请号	FRD673879	申请日期	1929.04.23
申请人	AMERICAN ENGINEERING COMPANY	发明人
分类号	F23K3/12	主分类号	F23K3/12
代理机构		代理人
主权项
地址

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