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发明名称
Method of fabricating preforms doped with rare earth metal for optical fibers
摘要
申请公布号
EP1043281(B1)
申请公布日期
2005.10.12
申请号
EP20000302943
申请日期
2000.04.07
申请人
SPECTRAN CORPORATION
发明人
TANKALA, KANISHKA
分类号
C03B37/018;(IPC1-7):C03B37/018
主分类号
C03B37/018
代理机构
代理人
主权项
地址
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