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发明名称
Fish spear
摘要
申请公布号
US2404249(A)
申请公布日期
1946.07.16
申请号
US19440557417
申请日期
1944.10.06
申请人
LOYD ROY
发明人
POTTER GORAL O.
分类号
F41B7/04
主分类号
F41B7/04
代理机构
代理人
主权项
地址
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