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发明名称
Electric organ keying system
摘要
申请公布号
US2319087(A)
申请公布日期
1943.05.11
申请号
US19410396137
申请日期
1941.05.31
申请人
BELL TELEPHONE LABORATORIES, INCORPORATED
发明人
RIENSTRA ALBERT R.
分类号
G10H1/14
主分类号
G10H1/14
代理机构
代理人
主权项
地址
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