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发明名称
COIN-OPERATED TIME-INDICATING DEVICE
摘要
申请公布号
US3433344(A)
申请公布日期
1969.03.18
申请号
USD3433344
申请日期
1967.09.20
申请人
THEODORE R. PETERSON
发明人
THEODORE R. PETERSON
分类号
G07F17/24;(IPC1-7):G07F5/00;G07F3/02
主分类号
G07F17/24
代理机构
代理人
主权项
地址
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