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发明名称
DIFFRACTION GRATING TYPE OPTICAL POLARIZING ELEMENT
摘要
申请公布号
JPH05196813(A)
申请公布日期
1993.08.06
申请号
JP19920008205
申请日期
1992.01.21
申请人
HITACHI LTD
发明人
HIYOSHI YASUO;SATO HIDEMI;FUKUSHIMA TAKAKO;KAWAMOTO KAZUTAMI;ITOU AKITOMO
分类号
G02B5/18;G02B5/30
主分类号
G02B5/18
代理机构
代理人
主权项
地址
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