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发明名称
Platen matrix
摘要
申请公布号
US2852879(A)
申请公布日期
1958.09.23
申请号
US19550528305
申请日期
1955.08.15
申请人
INNERFIELD SYDNEY M
发明人
INNERFIELD SYDNEY M.
分类号
B41F1/40
主分类号
B41F1/40
代理机构
代理人
主权项
地址
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