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发明名称
Planchette
摘要
申请公布号
US2381933(A)
申请公布日期
1945.08.14
申请号
US19440533167
申请日期
1944.04.28
申请人
SLOPER JOSEPH W
发明人
SLOPER JOSEPH W.
分类号
A63F9/00;A63F9/18
主分类号
A63F9/00
代理机构
代理人
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