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发明名称
Пюпитр для пишущей машины
摘要
申请公布号
SU22680(A1)
申请公布日期
1931.09.30
申请号
SU19290038667
申请日期
1929.11.20
申请人
CHUPYATOV P.T.
发明人
CHUPYATOV P.T.
分类号
B41J29/00;B41J29/02
主分类号
B41J29/00
代理机构
代理人
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地址
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