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发明名称
Occupant-propelled carrousel
摘要
申请公布号
US1760811(A)
申请公布日期
1930.05.27
申请号
US19280287730
申请日期
1928.06.23
申请人
LEOPOLD BUSTIN;FRANK PRAVDA
发明人
BUSTIN LEOPOLD;PRAVDA FRANK
分类号
A63G1/18
主分类号
A63G1/18
代理机构
代理人
主权项
地址
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