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发明名称
Counter
摘要
申请公布号
US2358780(A)
申请公布日期
1944.09.26
申请号
US19410401061
申请日期
1941.07.04
申请人
VEEDER-ROOT INCORPORATED
发明人
VROOM HAROLD B.
分类号
G06M1/34
主分类号
G06M1/34
代理机构
代理人
主权项
地址
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