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发明名称
Toy loader
摘要
申请公布号
US2702963(A)
申请公布日期
1955.03.01
申请号
US19520287174
申请日期
1952.05.10
申请人
SWENSON CARL A
发明人
SWENSON CARL A.
分类号
A63H17/12
主分类号
A63H17/12
代理机构
代理人
主权项
地址
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