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发明名称
Improvements in self-propelled toy vehicles
摘要
申请公布号
GB632339(A)
申请公布日期
1949.11.21
申请号
GB19470018932
申请日期
1947.07.16
申请人
NORMAN SAMUEL HARDY
发明人
分类号
A63H29/04
主分类号
A63H29/04
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代理人
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