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发明名称
Support roller for printed webs
摘要
申请公布号
US2631384(A)
申请公布日期
1953.03.17
申请号
US19510205485
申请日期
1951.01.11
申请人
BERNARD OFFEN
发明人
OFFEN BERNARD
分类号
B41F22/00
主分类号
B41F22/00
代理机构
代理人
主权项
地址
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