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发明名称
Doll
摘要
申请公布号
US2144436(A)
申请公布日期
1939.01.17
申请号
US19360061739
申请日期
1936.01.31
申请人
MARIE WITTMANN
发明人
WITTMANN MARIE
分类号
A63H3/40
主分类号
A63H3/40
代理机构
代理人
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