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经营范围
发明名称
OPTICAL FIBER COMPOSITE GLASS
摘要
申请公布号
JPH02106825(A)
申请公布日期
1990.04.18
申请号
JP19880257367
申请日期
1988.10.14
申请人
NGK INSULATORS LTD
发明人
SEIKE SHOJI;NOZAKI MASAYUKI;OKAJIMA HISAKAZU
分类号
H01B17/14;H01B17/00
主分类号
H01B17/14
代理机构
代理人
主权项
地址
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