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发明名称
Tube mount
摘要
申请公布号
US2497078(A)
申请公布日期
1950.02.14
申请号
US19450582968
申请日期
1945.03.15
申请人
GALL JAMES E
发明人
GALL JAMES E.
分类号
H04N5/645
主分类号
H04N5/645
代理机构
代理人
主权项
地址
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