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经营范围
发明名称
OPTICAL FIBER
摘要
PURPOSE:To promote the mode filter characteristics, by means of installing a clad of which refractive index increases in the direction of periphery and with smaller refractive index than a core at the border line.
申请公布号
JPS531034(A)
申请公布日期
1978.01.07
申请号
JP19760074468
申请日期
1976.06.25
申请人
TOKYO SHIBAURA ELECTRIC CO
发明人
TAMURA TOSHIFUMI
分类号
G02B6/036;H01P3/00
主分类号
G02B6/036
代理机构
代理人
主权项
地址
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