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经营范围
发明名称
Arrow gun
摘要
申请公布号
US1907273(A)
申请公布日期
1933.05.02
申请号
US19310583772
申请日期
1931.12.29
申请人
JOHN UMLING
发明人
UMLING JOHN
分类号
F41B5/12
主分类号
F41B5/12
代理机构
代理人
主权项
地址
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