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经营范围
发明名称
Metal painted aperture or window for waveguides
摘要
申请公布号
US2770784(A)
申请公布日期
1956.11.13
申请号
US19520295540
申请日期
1952.06.25
申请人
HATCH ROBERT H
发明人
HATCH ROBERT H.
分类号
H01P1/08
主分类号
H01P1/08
代理机构
代理人
主权项
地址
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