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发明名称
Coin controlled dispensing and signal apparatus
摘要
申请公布号
US2117144(A)
申请公布日期
1938.05.10
申请号
US19360058402
申请日期
1936.01.09
申请人
CHARLES E. S. TOWNSEND
发明人
CALVERT JAMES WALLACE
分类号
G07F9/02
主分类号
G07F9/02
代理机构
代理人
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地址
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