Wire-bending die,申请号US19290369970-传众专利搜索

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发明名称	Wire-bending die
摘要
申请公布号	US1821249(A)	申请公布日期	1931.09.01
申请号	US19290369970	申请日期	1929.06.11
申请人	WESTINGHOUSE LAMP COMPANY	发明人	WADSTEN STEN
分类号	B21F3/06	主分类号	B21F3/06
代理机构		代理人
主权项
地址

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