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发明名称
ABSPERRVORRICHTUNG ZUM VERSCHLIESSEN VON DURCHFLUSSLOECHERN
摘要
申请公布号
DE4031595(A1)
申请公布日期
1992.04.09
申请号
DE19904031595
申请日期
1990.10.05
申请人
SION, KARL;WIRTZ, DIETER, 5100 AACHEN, DE
发明人
SION, KARL;WIRTZ, DIETER, 5100 AACHEN, DE
分类号
E03F7/02;F16K7/10;F16L55/12
主分类号
E03F7/02
代理机构
代理人
主权项
地址
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