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发明名称
Automatic grid winding machine
摘要
申请公布号
US2441228(A)
申请公布日期
1948.05.11
申请号
US19450609564
申请日期
1945.08.08
申请人
NATIONAL UNION RADIO CORPORATION
发明人
SCHNEIDER GERHARD GUNTHER;DONOHUE FRANK L.
分类号
H01J19/00
主分类号
H01J19/00
代理机构
代理人
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