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发明名称
Sound reproducing toy
摘要
申请公布号
US1837076(A)
申请公布日期
1931.12.15
申请号
US19280249945
申请日期
1928.01.27
申请人
HARRY BLUM
发明人
SHULMAN MAX
分类号
A63H3/33;G11B33/06
主分类号
A63H3/33
代理机构
代理人
主权项
地址
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