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发明名称
Einstueckiger Plattenabsperrschieber fuer Rohrleitungen
摘要
申请公布号
DE972133(C)
申请公布日期
1959.05.27
申请号
DE1951G006600
申请日期
1951.07.21
申请人
GESELLSCHAFT DER LUDW. VON ROLL'SCHEN EISENWERKE A. G.
发明人
分类号
F16K3/12
主分类号
F16K3/12
代理机构
代理人
主权项
地址
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