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经营范围
发明名称
Visible inventory and sales recording device
摘要
申请公布号
US2037192(A)
申请公布日期
1936.04.14
申请号
US19340709094
申请日期
1934.01.31
申请人
HENRY BOOTH
发明人
BOOTH HENRY
分类号
G09F7/00
主分类号
G09F7/00
代理机构
代理人
主权项
地址
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