(A) ;OPTICAL ATTENUATOR,申请号JP19830157408U-传众专利搜索

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发明名称	(A) ;OPTICAL ATTENUATOR
摘要
申请公布号	JPS6064307(U)	申请公布日期	1985.05.07
申请号	JP19830157408U	申请日期	1983.10.12
申请人		发明人
分类号	F16B5/02;(IPC1-7):F16B5/02	主分类号	F16B5/02
代理机构		代理人
主权项
地址

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