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发明名称
Clock with visible and audible alarm means
摘要
申请公布号
US2444748(A)
申请公布日期
1948.07.06
申请号
US19450613070
申请日期
1945.08.28
申请人
PARISSI ANTHONY J
发明人
PARISSI ANTHONY J.
分类号
G04C23/16
主分类号
G04C23/16
代理机构
代理人
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地址
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