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经营范围
发明名称
Tapered electromagnetic horn
摘要
申请公布号
US2791770(A)
申请公布日期
1957.05.07
申请号
US19460660581
申请日期
1946.04.08
申请人
RISSER JACOB R
发明人
RISSER JACOB R.
分类号
H01Q13/02
主分类号
H01Q13/02
代理机构
代理人
主权项
地址
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