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经营范围
发明名称
PUNCHING MACHINE
摘要
申请公布号
CA431049(A)
申请公布日期
1945.11.06
申请号
CAD431049
申请日期
申请人
INTERNATIONAL BUSINESS MACHINES CORPORATION
发明人
REYNOLD B. JOHNSON
分类号
主分类号
代理机构
代理人
主权项
地址
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