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发明名称
Billing machine
摘要
申请公布号
US2069489(A)
申请公布日期
1937.02.02
申请号
US19300470895
申请日期
1930.07.26
申请人
EAGAN WILLIAM A
发明人
EAGAN WILLIAM A.
分类号
B41J11/48
主分类号
B41J11/48
代理机构
代理人
主权项
地址
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