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发明名称
Билетная лунка
摘要
申请公布号
SU32216(A1)
申请公布日期
1933.09.30
申请号
SU19320116137
申请日期
1932.09.26
申请人
RUBINSHTEJN A.M.;UNGER A.YA.;UNGER G.YA.
发明人
RUBINSHTEJN A.M.;UNGER A.YA.;UNGER G.YA.
分类号
G07B7/00;G07B5/06
主分类号
G07B7/00
代理机构
代理人
主权项
地址
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