Perfectionnements apportés aux machines pour fabriquer des vis ou boulons à tête creuse ou des objets analogues,申请号FRD1084570-传众专利搜索

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发明名称	Perfectionnements apportés aux machines pour fabriquer des vis ou boulons à tête creuse ou des objets analogues
摘要
申请公布号	FR1084570(A)	申请公布日期	1955.01.20
申请号	FRD1084570	申请日期	1953.10.02
申请人	THE NATIONAL MACHINERY COMPANY	发明人
分类号	B21J13/14;B21K1/46	主分类号	B21J13/14
代理机构		代理人
主权项
地址

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