Perfectionnement aux chaudières,申请号FRD1039049-传众专利搜索

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发明名称	Perfectionnement aux chaudières
摘要
申请公布号	FR1039049(A)	申请公布日期	1953.10.05
申请号	FRD1039049	申请日期	1951.06.26
申请人		发明人	BOULARD RAYMOND
分类号	F22B7/16	主分类号	F22B7/16
代理机构		代理人
主权项
地址

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