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发明名称
Лот
摘要
申请公布号
SU44806(A1)
申请公布日期
1935.10.31
申请号
SU19350166294
申请日期
1935.03.29
申请人
DEMENTEV P.I.
发明人
DEMENTEV P.I.
分类号
B63B49/00
主分类号
B63B49/00
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代理人
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