Procédé et machines pour la fabrication d'ébauches d'écrous,申请号FRD676791-传众专利搜索

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发明名称	Procédé et machines pour la fabrication d'ébauches d'écrous
摘要
申请公布号	FR676791(A)	申请公布日期	1930.02.27
申请号	FRD676791	申请日期	1929.06.17
申请人	RUSSELL, BURDSALL AND WARD BOLT AND NUT COMPANY	发明人
分类号	B21K1/64	主分类号	B21K1/64
代理机构		代理人
主权项
地址

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