Automatic measurement of reverberation time,申请号US19590827814-传众专利搜索

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发明名称	Automatic measurement of reverberation time
摘要
申请公布号	US3111186(A)	申请公布日期	1963.11.19
申请号	US19590827814	申请日期	1959.07.17
申请人	BELL TELEPHONE LABORATORIES, INCORPORATED	发明人	SCHROEDER MANFRED R.
分类号	G01H7/00	主分类号	G01H7/00
代理机构		代理人
主权项
地址

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