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发明名称
Driving mechanism for calculating machines
摘要
申请公布号
US1794514(A)
申请公布日期
1931.03.03
申请号
US19290353107
申请日期
1929.04.06
申请人
MONROE CALCULATING MACHINE COMPANY
发明人
CHASE GEORGE C.
分类号
G06C23/06
主分类号
G06C23/06
代理机构
代理人
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地址
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