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发明名称
Timing unit adapter for the meter of a coin-operated machine
摘要
申请公布号
US3054492(A)
申请公布日期
1962.09.18
申请号
US19570676572
申请日期
1957.08.06
申请人
MICHAELS MAURICE A
发明人
MICHAELS MAURICE A.
分类号
G07F15/12
主分类号
G07F15/12
代理机构
代理人
主权项
地址
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