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经营范围
发明名称
Coin hopper and chute
摘要
申请公布号
US2642073(A)
申请公布日期
1953.06.16
申请号
US19480003411
申请日期
1948.01.21
申请人
MAX L. GRANT
发明人
INGRAHAM ELMER C.
分类号
G07F1/04
主分类号
G07F1/04
代理机构
代理人
主权项
地址
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