Multiple step switch,申请号US19490071966-传众专利搜索

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发明名称	Multiple step switch
摘要
申请公布号	US2503888(A)	申请公布日期	1950.04.11
申请号	US19490071966	申请日期	1949.01.21
申请人	MCGRAW ELECTRIC COMPANY	发明人	SCHULTZ WILLIAM O.
分类号	H01H9/00	主分类号	H01H9/00
代理机构		代理人
主权项
地址

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