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发明名称
HYDRAULIC TURBINES OR PUMPS
摘要
申请公布号
CA771437(A)
申请公布日期
1967.11.14
申请号
CAD771437
申请日期
申请人
DOMINION ENGINEERING WORKS
发明人
ROBERT S. SPROULE
分类号
主分类号
代理机构
代理人
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地址
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