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发明名称
Electric clock
摘要
申请公布号
US2066604(A)
申请公布日期
1937.01.05
申请号
US19350007185
申请日期
1935.02.19
申请人
PHINNEY-WALKER CO. INC.
发明人
BERTI JOSEPH
分类号
G04C1/02
主分类号
G04C1/02
代理机构
代理人
主权项
地址
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