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发明名称
Menetelmä huokoisen lasiesimuodon valmistamiseksi optisia kuituja varten
摘要
申请公布号
FI91146(B)
申请公布日期
1994.02.15
申请号
FI19900004218
申请日期
1990.08.27
申请人
SUMITOMO ELECTRIC INDUSTRIES, LTD.
发明人
OHGA, YUICHI;DANZUKA, TOSHIO;KANAMORI, HIROO;YOKOTA, HIROSHI
分类号
C03B37/014;C03B37/018;(IPC1-7):C03B37/018
主分类号
C03B37/014
代理机构
代理人
主权项
地址
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