SWITCHING DEVICE OF OPTICAL TRANSMISSION PATH,申请号JP19770040597U-传众专利搜索

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发明名称	SWITCHING DEVICE OF OPTICAL TRANSMISSION PATH
摘要
申请公布号	JPS53135650(U)	申请公布日期	1978.10.26
申请号	JP19770040597U	申请日期	1977.03.31
申请人		发明人
分类号	F24J2/46;(IPC1-7):F24J3/02	主分类号	F24J2/46
代理机构		代理人
主权项
地址

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