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发明名称
Vacuum breaker for hydraulic machines
摘要
申请公布号
US2125946(A)
申请公布日期
1938.08.09
申请号
US19370178026
申请日期
1937.12.04
申请人
S. MORGAN SMITH COMPANY
发明人
NORBOM TORLEIF
分类号
F03B15/18
主分类号
F03B15/18
代理机构
代理人
主权项
地址
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