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发明名称
Projectile
摘要
申请公布号
US2269475(A)
申请公布日期
1942.01.13
申请号
US19390276467
申请日期
1939.05.29
申请人
JOHN POMEROY
发明人
POMEROY JOHN
分类号
F42B12/20
主分类号
F42B12/20
代理机构
代理人
主权项
地址
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