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发明名称
Scanning system for television
摘要
申请公布号
US1779749(A)
申请公布日期
1930.10.28
申请号
US19270228712
申请日期
1927.10.26
申请人
COMMUNICATION PATENTS, INC.
发明人
NICOLSON ALEXANDER MCLEAN
分类号
H04N3/12
主分类号
H04N3/12
代理机构
代理人
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