Retainer for piercing tool,申请号US19590802943-传众专利搜索

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发明名称	Retainer for piercing tool
摘要
申请公布号	US2982556(A)	申请公布日期	1961.05.02
申请号	US19590802943	申请日期	1959.03.30
申请人	PECK WILLIAM H	发明人	PECK WILLIAM H.
分类号	B21D28/34	主分类号	B21D28/34
代理机构		代理人
主权项
地址

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