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发明名称
Спиральный теплообменник
摘要
申请公布号
SU69335(A1)
申请公布日期
1946.11.30
申请号
SU19460349244
申请日期
1946.11.12
申请人
VAKULENKO V.A.
发明人
VAKULENKO V.A.
分类号
F28D7/04
主分类号
F28D7/04
代理机构
代理人
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地址
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