Apparatus for indication of small capacity variations,申请号US19490092068-传众专利搜索

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发明名称	Apparatus for indication of small capacity variations
摘要
申请公布号	US2673340(A)	申请公布日期	1954.03.23
申请号	US19490092068	申请日期	1949.05.07
申请人	LENNART JOHANSSON KARL;ELIAS CLAESSON PER HARRY	发明人	JOHANSSON KARL LENNART;CLAESSON PER HARRY ELIAS
分类号	G08B13/26	主分类号	G08B13/26
代理机构		代理人
主权项
地址

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