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发明名称
Electrical apparatus
摘要
申请公布号
US2084657(A)
申请公布日期
1937.06.22
申请号
US19340710289
申请日期
1934.02.08
申请人
JAEGER WATCH COMPANY, INC.
发明人
SEARS GEORGE B.
分类号
G04C3/06
主分类号
G04C3/06
代理机构
代理人
主权项
地址
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