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发明名称
AUTOMATIC FARE CHARGING DEVICE
摘要
申请公布号
US3609300(A)
申请公布日期
1971.09.28
申请号
USD3609300
申请日期
1969.05.13
申请人
JOHN WOLFGANG HALPERN
发明人
JOHN WOLFGANG HALPERN
分类号
G06K17/00;G07B15/02;(IPC1-7):G06K21/00
主分类号
G06K17/00
代理机构
代理人
主权项
地址
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