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经营范围
发明名称
Inflatable structure, in particular a life float
摘要
申请公布号
US6168487(A)
申请公布日期
2001.01.02
申请号
US09/147092
申请日期
1998.10.02
申请人
发明人
分类号
主分类号
代理机构
代理人
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