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发明名称
CALCULATOR FOR COMPETITIVE EVENTS
摘要
申请公布号
US3569686(A)
申请公布日期
1971.03.09
申请号
USD3569686
申请日期
1968.08.28
申请人
LEO COMORAU
发明人
LEO COMORAU
分类号
G06G7/48;(IPC1-7):G06G7/00
主分类号
G06G7/48
代理机构
代理人
主权项
地址
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