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发明名称
Fare registering and indicating device
摘要
申请公布号
US2321164(A)
申请公布日期
1943.06.08
申请号
US19410413400
申请日期
1941.10.03
申请人
STEWART SAMUEL E
发明人
STEWART SAMUEL E.
分类号
G07B13/00
主分类号
G07B13/00
代理机构
代理人
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