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发明名称
Способ изготовления бумаги и картона
摘要
申请公布号
SU16507(A1)
申请公布日期
1930.08.31
申请号
SU19260007769
申请日期
1926.04.09
申请人
TSENTRALNOE BYURO PO REALIZATSII IZOBRETENIJ I SODEJSTVIYU IZOBRETATELSTVU (TSBRIZ) VSNKH SSSR
发明人
TSENTRALNOE BYURO PO REALIZATSII IZOBRETENIJ I SODEJSTVIYU IZOBRETATELSTVU (TSBRIZ) VSNKH SSSR
分类号
D21D1/02
主分类号
D21D1/02
代理机构
代理人
主权项
地址
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