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发明名称
Optischer Refraktor
摘要
申请公布号
DE1447073(A1)
申请公布日期
1968.11.07
申请号
DE1964M062009
申请日期
1964.08.06
申请人
MINNESOTA MINING AND MANUFACTURING COMPANY
发明人
HENRY APPELDORN,ROGER
分类号
F21V5/00;G02B3/08
主分类号
F21V5/00
代理机构
代理人
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