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经营范围
发明名称
Inflatable structure
摘要
申请公布号
US2990837(A)
申请公布日期
1961.07.04
申请号
US19590802270
申请日期
1959.03.26
申请人
CUSHMAN WALTON W
发明人
CUSHMAN WALTON W.
分类号
E04H15/20
主分类号
E04H15/20
代理机构
代理人
主权项
地址
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