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发明名称
Electric toy trackage
摘要
申请公布号
US1912194(A)
申请公布日期
1933.05.30
申请号
US19300440245
申请日期
1930.03.31
申请人
GESSFORD HANDY LEVIN
发明人
HANDY LEVIN GESSFORD
分类号
A63H19/30
主分类号
A63H19/30
代理机构
代理人
主权项
地址
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