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经营范围
发明名称
Rocket projector
摘要
申请公布号
US2455101(A)
申请公布日期
1948.11.30
申请号
US19460697344
申请日期
1946.09.16
申请人
STEVENS DOUGLAS F
发明人
STEVENS DOUGLAS F.
分类号
F41F3/045
主分类号
F41F3/045
代理机构
代理人
主权项
地址
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