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发明名称
Light chopper
摘要
申请公布号
US3344281(A)
申请公布日期
1967.09.26
申请号
US19640372597
申请日期
1964.06.04
申请人
MELPAR, INC.
发明人
ASTEN WILLIAM P.
分类号
G01J1/36;G02B26/04
主分类号
G01J1/36
代理机构
代理人
主权项
地址
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