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发明名称
Carbon paper holder
摘要
申请公布号
US2220377(A)
申请公布日期
1940.11.05
申请号
US19380221691
申请日期
1938.07.28
申请人
THE MILLER-BRYANT-PIERCE COMPANY
发明人
MARRAN JOHN S.
分类号
B41L1/16
主分类号
B41L1/16
代理机构
代理人
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