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经营范围
发明名称
Rapid-fire gun
摘要
申请公布号
US2374816(A)
申请公布日期
1945.05.01
申请号
US19420443355
申请日期
1942.05.18
申请人
HANSEN SERN L
发明人
HANSEN SERN L.
分类号
F41A1/04
主分类号
F41A1/04
代理机构
代理人
主权项
地址
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