Fraise servant à travailler l'acier,申请号FRD893902-传众专利搜索

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发明名称	Fraise servant à travailler l'acier
摘要
申请公布号	FR893902(A)	申请公布日期	1944.11.14
申请号	FRD893902	申请日期	1941.01.14
申请人		发明人	DEMICHEL LEONARD
分类号	B23C5/24	主分类号	B23C5/24
代理机构		代理人
主权项
地址

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