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发明名称
Magnetic shielding
摘要
申请公布号
US2292161(A)
申请公布日期
1942.08.04
申请号
US19400321954
申请日期
1940.03.02
申请人
TELEFUNKEN GESELLSCHAFT FUR DRAHTLOSE TELEGRAPHIE M. B. H.
发明人
ROOSENSTEIN HANS OTTO
分类号
H01J29/86
主分类号
H01J29/86
代理机构
代理人
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地址
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