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发明名称
Состав материала для уплотнительных колец сальников паропроводной арматуры
摘要
申请公布号
SU130303(A1)
申请公布日期
1959.11.30
申请号
SU19590644987
申请日期
1959.11.25
申请人
RATNER A.V.
发明人
RATNER A.V.
分类号
F16K41/02;F16J15/30
主分类号
F16K41/02
代理机构
代理人
主权项
地址
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