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经营范围
发明名称
LOW PROFILE OPTICAL SYSTEM
摘要
申请公布号
US3610912(A)
申请公布日期
1971.10.05
申请号
USD3610912
申请日期
1968.08.14
申请人
发明人
分类号
F21V5/04;B64F1/20;E01F9/015;E01F9/016;E01F9/03;E01F9/06;F21S8/00;(IPC1-7):B64F1/18
主分类号
F21V5/04
代理机构
代理人
主权项
地址
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