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发明名称
METHOD FOR MAKING OPTICAL FIBERS
摘要
申请公布号
GB1253605(A)
申请公布日期
1971.11.17
申请号
GB19690045773
申请日期
1969.09.17
申请人
POLY-OPTICS INC.
发明人
分类号
B29C45/14;B29C45/56
主分类号
B29C45/14
代理机构
代理人
主权项
地址
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