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发明名称
Clock mechanism
摘要
申请公布号
US2216482(A)
申请公布日期
1940.10.01
申请号
US19390267287
申请日期
1939.04.11
申请人
WILLIAM L. GILBERT CLOCK CORPORATION
发明人
WRIGHT WILLIAM F.
分类号
G04B3/00
主分类号
G04B3/00
代理机构
代理人
主权项
地址
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