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发明名称
Improvements in or relating to bombsights
摘要
申请公布号
GB626684(A)
申请公布日期
1949.07.20
申请号
GB19430000858
申请日期
1943.01.16
申请人
SPERRY GYROSCOPE COMPANY INC.
发明人
分类号
F41G3/24
主分类号
F41G3/24
代理机构
代理人
主权项
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