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发明名称
Illuminated world globe
摘要
申请公布号
US2492691(A)
申请公布日期
1949.12.27
申请号
US19460712207
申请日期
1946.11.25
申请人
DIETZ WILLIAM H
发明人
DIETZ WILLIAM H.
分类号
G09B27/08
主分类号
G09B27/08
代理机构
代理人
主权项
地址
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