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发明名称
Устройство для автоматического впуска в водяные системы и выпуска из них воздуха
摘要
申请公布号
SU80755(A1)
申请公布日期
1949.11.30
申请号
SU19490399549
申请日期
1949.06.24
申请人
SURIN S.P.
发明人
SURIN S.P.
分类号
F16K31/20;F16K24/02
主分类号
F16K31/20
代理机构
代理人
主权项
地址
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