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发明名称
Чертежный прибор
摘要
申请公布号
SU21455(A1)
申请公布日期
1931.07.31
申请号
SU19300066996
申请日期
1930.03.24
申请人
LIVSHITS S.G.
发明人
LIVSHITS S.G.
分类号
B43L11/00
主分类号
B43L11/00
代理机构
代理人
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地址
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