Fabrication de corps creux en acier surpressés,申请号FRD63826-传众专利搜索

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发明名称	Fabrication de corps creux en acier surpressés
摘要
申请公布号	FR63826(E)	申请公布日期	1955.10.03
申请号	FRD63826	申请日期	1953.02.23
申请人		发明人	FERRAND GEORGES-AUGUSTE
分类号	B21D26/02	主分类号	B21D26/02
代理机构		代理人
主权项
地址

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