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经营范围
发明名称
Picture transmission and reception system
摘要
申请公布号
US1972444(A)
申请公布日期
1934.09.04
申请号
US19290391039
申请日期
1929.09.07
申请人
WIRED RADIO, INC.
发明人
HOUGH CLINTON W.
分类号
H04N3/40;H04N9/11
主分类号
H04N3/40
代理机构
代理人
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地址
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