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发明名称
Machine for making stereotype plates for printing for the blind
摘要
申请公布号
US1832683(A)
申请公布日期
1931.11.17
申请号
US19300479444
申请日期
1930.09.03
申请人
ATKINSON
发明人
ATKINSON JOHN R.;GOODELL ROBERT;STEGE JOHN K.
分类号
B41M3/16
主分类号
B41M3/16
代理机构
代理人
主权项
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