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发明名称
Aquatic device
摘要
申请公布号
US2990805(A)
申请公布日期
1961.07.04
申请号
US19580783636
申请日期
1958.12.15
申请人
JOSEPH JACUS
发明人
JACUS JOSEPH
分类号
主分类号
代理机构
代理人
主权项
地址
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