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发明名称
Optical transmission fiber and process for producing the same
摘要
申请公布号
US5033815(A)
申请公布日期
1991.07.23
申请号
US19900523680
申请日期
1990.04.27
申请人
NIPPON TELEGRAPH & TELEPHONE;SUMITOMO ELECTRIC IND LTD
发明人
EDAHIRO, TAKAO;KUROSAKI, SHIRO;WATANABE, MINORU
分类号
C03B37/014;C03B37/018;C03C13/04;G02B6/44;(IPC1-7):G02B6/00
主分类号
C03B37/014
代理机构
代理人
主权项
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