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发明名称
Toy parachute
摘要
申请公布号
US2189085(A)
申请公布日期
1940.02.06
申请号
US19380237701
申请日期
1938.10.29
申请人
JOHN SCHMALZ
发明人
SCHMALZ JOHN
分类号
A63H33/20
主分类号
A63H33/20
代理机构
代理人
主权项
地址
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