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发明名称
DREHKLAPPENVENTIL, INSBESONDERE FUER BETONFOERDERPUMPEN
摘要
申请公布号
DE1945483(B2)
申请公布日期
1972.05.10
申请号
DE19691945483
申请日期
1969.09.09
申请人
发明人
分类号
F16K11/052;(IPC1-7):F16K11/04
主分类号
F16K11/052
代理机构
代理人
主权项
地址
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