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发明名称
OPTICAL NOVELTY DEVICE
摘要
申请公布号
CA766882(A)
申请公布日期
1967.09.12
申请号
CAD766882
申请日期
申请人
HAROLD N. BRAUNHUT
发明人
HAROLD N. BRAUNHUT
分类号
主分类号
代理机构
代理人
主权项
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