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发明名称
Автоматический счетчик метража бумаги на бумагоделательной машине
摘要
申请公布号
SU39536(A1)
申请公布日期
1934.10.31
申请号
SU19310139949
申请日期
1931.02.13
申请人
POLYAKOV N.K.
发明人
POLYAKOV N.K.
分类号
D21F7/00;B65H61/00
主分类号
D21F7/00
代理机构
代理人
主权项
地址
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