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发明名称
Means for intermittent fluid control devices
摘要
申请公布号
US2171812(A)
申请公布日期
1939.09.05
申请号
US19380241040
申请日期
1938.11.17
申请人
WILSON SUPPLY COMPANY
发明人
NIXON JEDDY D.
分类号
F04B49/02
主分类号
F04B49/02
代理机构
代理人
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地址
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