Variable electrical resistance device,申请号US19550496793-传众专利搜索

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发明名称	Variable electrical resistance device
摘要
申请公布号	US2820873(A)	申请公布日期	1958.01.21
申请号	US19550496793	申请日期	1955.03.25
申请人	HUGHES AIRCRAFT COMPANY	发明人	KLESTADT BERNARD
分类号	H01C10/04	主分类号	H01C10/04
代理机构		代理人
主权项
地址

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