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经营范围
发明名称
Apparatus for play and sport
摘要
申请公布号
US1991459(A)
申请公布日期
1935.02.19
申请号
US19310533521
申请日期
1931.04.28
申请人
RUDOLF HEIMERS
发明人
HEIMERS RUDOLF
分类号
A63G31/00
主分类号
A63G31/00
代理机构
代理人
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地址
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