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发明名称
Push button time zone watch
摘要
申请公布号
US3358437(A)
申请公布日期
1967.12.19
申请号
US19660552156
申请日期
1966.05.23
申请人
BURG FRED G
发明人
BURG FRED G.
分类号
G04B19/22
主分类号
G04B19/22
代理机构
代理人
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