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发明名称
摘要
申请公布号	JPS4912817(U)	申请公布日期	1974.02.02
申请号	JP19720053999U	申请日期	1972.05.09
申请人		发明人
分类号	H03H7/46;H03J5/00;H03J5/24;H04B1/18;H04N5/44;(IPC1-7):H04B1/18	主分类号	H03H7/46
代理机构		代理人
主权项
地址

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