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发明名称
Matrix stick
摘要
申请公布号
US1923823(A)
申请公布日期
1933.08.22
申请号
US19320620007
申请日期
1932.06.29
申请人
LUDLOW TYPOGRAPH COMPANY
发明人
HEDLY ARTHUR H.
分类号
B41B11/52
主分类号
B41B11/52
代理机构
代理人
主权项
地址
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