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发明名称
Globe clock
摘要
申请公布号
US2314269(A)
申请公布日期
1943.03.16
申请号
US19410401178
申请日期
1941.07.05
申请人
DUPLER RAYMOND R
发明人
DUPLER RAYMOND R.
分类号
G04B19/21
主分类号
G04B19/21
代理机构
代理人
主权项
地址
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