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经营范围
发明名称
Calculating machine
摘要
申请公布号
US1957617(A)
申请公布日期
1934.05.08
申请号
US19290362222
申请日期
1929.05.11
申请人
AKTIEBOLAGET ORIGINAL-ODHNER
发明人
SIEWERT KARL
分类号
G06C7/10
主分类号
G06C7/10
代理机构
代理人
主权项
地址
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