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发明名称
ELECTRIC ALARM TIMEPIECE
摘要
申请公布号
US3611702(A)
申请公布日期
1971.10.12
申请号
USD3611702
申请日期
1969.05.08
申请人
PAOLO SPADINI
发明人
PAOLO SPADINI
分类号
G04C21/20;(IPC1-7):G04C21/16
主分类号
G04C21/20
代理机构
代理人
主权项
地址
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