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发明名称
Пантограф
摘要
申请公布号
SU83626(A1)
申请公布日期
1949.11.30
申请号
SU19470371356
申请日期
1947.11.26
申请人
DROBYSHEV F.V.
发明人
DROBYSHEV F.V.
分类号
B43L13/10
主分类号
B43L13/10
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代理人
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