GANG VOLUME CONTROL BANK,申请号CAD524554-传众专利搜索

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发明名称	GANG VOLUME CONTROL BANK
摘要
申请公布号	CA524554(A)	申请公布日期	1956.05.01
申请号	CAD524554	申请日期
申请人	INTERNATIONAL RESISTANCE COMPANY	发明人	WILLIAM B. PEGRAM;WILLIAM H. KNOWLES, JR.
分类号		主分类号
代理机构		代理人
主权项
地址

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