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发明名称
Дымовая труба
摘要
申请公布号
SU112811(A1)
申请公布日期
1957.11.30
申请号
SU19570571256
申请日期
1957.04.13
申请人
IGNATEV G.M.
发明人
IGNATEV G.M.
分类号
E04H12/28
主分类号
E04H12/28
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代理人
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