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发明名称
SOLID STATE CLOCK
摘要
申请公布号
US3505804(A)
申请公布日期
1970.04.14
申请号
USD3505804
申请日期
1968.04.23
申请人
RCA CORP.
发明人
STEVEN R. HOFSTEIN
分类号
G02F1/133;G04C10/04;G04G9/00;G04G17/02;G04G17/04
主分类号
G02F1/133
代理机构
代理人
主权项
地址
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