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经营范围
发明名称
Improvements in tracks for toy vehicles
摘要
申请公布号
GB431111(A)
申请公布日期
1935.07.01
申请号
GB19340034857
申请日期
1934.12.04
申请人
ERNST HORN
发明人
分类号
A63H18/02
主分类号
A63H18/02
代理机构
代理人
主权项
地址
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