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发明名称
Television apparatus
摘要
申请公布号
US2059222(A)
申请公布日期
1936.11.03
申请号
US19280267373
申请日期
1928.04.04
申请人
FESSENDEN HELEN M
发明人
FESSENDEN HELEN M.
分类号
H04N1/04
主分类号
H04N1/04
代理机构
代理人
主权项
地址
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