Coil-forming die,申请号US19260104264-传众专利搜索

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发明名称	Coil-forming die
摘要
申请公布号	US1795777(A)	申请公布日期	1931.03.10
申请号	US19260104264	申请日期	1926.04.24
申请人	WESTINGHOUSE LAMP COMPANY	发明人	HOYT MILTON A.
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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