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发明名称
METHOD OF MAKING OPTICAL FIBERS
摘要
<p>Different pieces of glass (81, 82) are fused together to create a preform (94) from which a glass fiber with axially varying properties is drawn.</p>
申请公布号
WO1999057070(A1)
申请公布日期
1999.11.11
申请号
US1999009234
申请日期
1999.04.28
申请人
发明人
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