Vis à tête évidée,申请号FRD1148891-传众专利搜索

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发明名称	Vis à tête évidée
摘要
申请公布号	FR1148891(A)	申请公布日期	1957.12.17
申请号	FRD1148891	申请日期	1956.03.16
申请人	AMERICAN SCREW COMPANY	发明人
分类号	B25B15/00;F16B23/00	主分类号	B25B15/00
代理机构		代理人
主权项
地址

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