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发明名称
POLARISATION FILTER
摘要
申请公布号
CA2073308(A1)
申请公布日期
1993.01.12
申请号
CA19922073308
申请日期
1992.07.07
申请人
KONINKLIJKE PTT NEDERLAND N.V.
发明人
VAN DER TOL, JOHANNES J. G. M.
分类号
G02B5/30;G02B6/126;(IPC1-7):G02B27/28
主分类号
G02B5/30
代理机构
代理人
主权项
地址
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