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发明名称
VALVE DEVICES FOR HYDRAULIC MECHANISMS
摘要
申请公布号
CA551396(A)
申请公布日期
1958.01.07
申请号
CAD551396
申请日期
申请人
VICKERS-ARMSTRONGS LIMITED
发明人
RONALD F. WATSON;ALLAN ASHLEY
分类号
主分类号
代理机构
代理人
主权项
地址
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