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经营范围
发明名称
WAVEGUIDE, PRISM COUPLER AND PRISM JOINING METHOD
摘要
申请公布号
JPH03192207(A)
申请公布日期
1991.08.22
申请号
JP19890331621
申请日期
1989.12.21
申请人
RICOH CO LTD
发明人
AOKI MASAKANE
分类号
G02B6/34
主分类号
G02B6/34
代理机构
代理人
主权项
地址
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