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发明名称
Clock assembly means
摘要
申请公布号
US2252192(A)
申请公布日期
1941.08.12
申请号
US19390275431
申请日期
1939.05.24
申请人
WILLIAM L. GILBERT CLOCK CORPORATION
发明人
MARTIN ANGUS A.
分类号
G04B29/04
主分类号
G04B29/04
代理机构
代理人
主权项
地址
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