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发明名称
Toy catapult device
摘要
申请公布号
US2878801(A)
申请公布日期
1959.03.24
申请号
US19550516622
申请日期
1955.06.20
申请人
HARRIS
发明人
PATCHIN PAUL E.;HARRIS ALBERT F.
分类号
F41B3/03
主分类号
F41B3/03
代理机构
代理人
主权项
地址
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