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发明名称
PLANAR OPTICAL SCANNING HEAD WITH CONCENTRIC DIFFRACTION GRATINGS
摘要
申请公布号
US5146080(A)
申请公布日期
1992.09.08
申请号
US19910728439
申请日期
1991.07.11
申请人
U.S. PHILIPS CORPORATION
发明人
OPHEIJ, WILLEM G.
分类号
G02B6/42;G02B27/09;G11B7/12
主分类号
G02B6/42
代理机构
代理人
主权项
地址
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