Apparatus for testing open-wire joints,申请号US19270222586-传众专利搜索

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发明名称	Apparatus for testing open-wire joints
摘要
申请公布号	US1745419(A)	申请公布日期	1930.02.04
申请号	US19270222586	申请日期	1927.09.28
申请人	AMERICAN TELEPHONE AND TELEGRAPH COMPANY	发明人	HENNEBERGER THOMAS C.
分类号	G01R31/08	主分类号	G01R31/08
代理机构		代理人
主权项
地址

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