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经营范围
发明名称
A toy caterpillar tractor
摘要
申请公布号
GB347545(A)
申请公布日期
1931.04.30
申请号
GB19300020512
申请日期
1930.07.07
申请人
BING WERKE
发明人
分类号
A63H17/14;A63H29/04
主分类号
A63H17/14
代理机构
代理人
主权项
地址
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