Perfectionnements aux appareils d'emboutissage permettant de travailler à l'intérieur de tubes,申请号FRD970150-传众专利搜索

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发明名称	Perfectionnements aux appareils d'emboutissage permettant de travailler à l'intérieur de tubes
摘要
申请公布号	FR970150(A)	申请公布日期	1950.12.29
申请号	FRD970150	申请日期	1948.08.03
申请人		发明人	DARDANNE EMILE
分类号	B21C37/29	主分类号	B21C37/29
代理机构		代理人
主权项
地址

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