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经营范围
发明名称
Ferris wheel
摘要
申请公布号
US1935558(A)
申请公布日期
1933.11.14
申请号
US19310535131
申请日期
1931.05.05
申请人
HASKELL WILLIAM E
发明人
HASKELL WILLIAM E.
分类号
A63G27/00
主分类号
A63G27/00
代理机构
代理人
主权项
地址
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