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发明名称
Device for eliminating differences in register
摘要
申请公布号
US2184218(A)
申请公布日期
1939.12.19
申请号
US19390255328
申请日期
1939.02.08
申请人
GEORG SPIESS
发明人
HEINRICH GERHARD
分类号
B65H9/04;B65H11/00
主分类号
B65H9/04
代理机构
代理人
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