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发明名称
(B2) ;SPLIT WEDGE GATE FOR GATE VALVES
摘要
申请公布号
PL217715(A2)
申请公布日期
1980.06.16
申请号
PL19790217715
申请日期
1979.08.10
申请人
OS BAD ROZWOJOWY ARMATURY PRZE
发明人
SIEMINSKI CZESLAW;POZOGA JERZY;SZYDZIAK JERZY;KRAWCZYK WLADYSLAW;KALETA JAN
分类号
F16K;F16K3/14;(IPC1-7):F16K/
主分类号
F16K
代理机构
代理人
主权项
地址
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