Improvements in or relating to sound transmitters,申请号GB19320030793-传众专利搜索

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发明名称	Improvements in or relating to sound transmitters
摘要
申请公布号	GB385641(A)	申请公布日期	1932.12.23
申请号	GB19320030793	申请日期	1931.04.23
申请人	JULIUS PINTSCH AKTIENGESELLSCHAFT	发明人
分类号	G01S1/72	主分类号	G01S1/72
代理机构		代理人
主权项
地址

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