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发明名称
Ventil mit einer staehlern harten und einer elastisch nachgiebigen Dichtung
摘要
申请公布号
DE1142482(B)
申请公布日期
1963.01.17
申请号
DE1958R022692
申请日期
1958.02.14
申请人
RUHRSTAHL AKTIENGESELLSCHAFT
发明人
MITTAG HORST
分类号
F16K1/42
主分类号
F16K1/42
代理机构
代理人
主权项
地址
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