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发明名称
APERTURE DEVICE
摘要
申请公布号
JPH09197299(A)
申请公布日期
1997.07.31
申请号
JP19960028437
申请日期
1996.01.22
申请人
DAINIPPON SCREEN MFG CO LTD
发明人
KAWABE MASAFUMI
分类号
G02B26/02;(IPC1-7):G02B26/02
主分类号
G02B26/02
代理机构
代理人
主权项
地址
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