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发明名称
Ventil zum Steuern des Durchflusses eines Druckmittels
摘要
申请公布号
DE1020218(B)
申请公布日期
1957.11.28
申请号
DE1953R013248
申请日期
1953.12.28
申请人
ROGER ROTH
发明人
ROTH ROGER
分类号
F16K31/46
主分类号
F16K31/46
代理机构
代理人
主权项
地址
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