,申请号JP19750070959-传众专利搜索

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法人/股东/高管

发明名称
摘要
申请公布号	JPS5246992(B2)	申请公布日期	1977.11.29
申请号	JP19750070959	申请日期	1975.06.13
申请人		发明人
分类号	H04R1/02;B32B17/02;B32B19/00;E04B1/86;E04B1/98	主分类号	H04R1/02
代理机构		代理人
主权项
地址

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