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发明名称
Mechanism for checking concurrently operating accumulating and printing devices
摘要
申请公布号
US2475340(A)
申请公布日期
1949.07.05
申请号
US19470791480
申请日期
1947.12.13
申请人
INTERNATIONAL BUSINESS MACHINES CORPORATION
发明人
SHAFER ORVILLE B.
分类号
主分类号
代理机构
代理人
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