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发明名称
Flying toy heliplane
摘要
申请公布号
US2445906(A)
申请公布日期
1948.07.27
申请号
US19460712988
申请日期
1946.11.29
申请人
JOHN CHIZMADIA
发明人
CHIZMADIA JOHN
分类号
A63H27/00
主分类号
A63H27/00
代理机构
代理人
主权项
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