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发明名称
Calculating apparatus for use in printing
摘要
申请公布号
US2093142(A)
申请公布日期
1937.09.14
申请号
US19340754970
申请日期
1934.11.27
申请人
BOLONGARO JAMES D
发明人
BOLONGARO JAMES D.
分类号
B41J29/24
主分类号
B41J29/24
代理机构
代理人
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