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1.Electromagnetic and fluid pressure operated valve and anti-hysteresis control circuit therefor 失效
标题翻译: 电磁和流体压力操作阀和抗滞后控制电路公开(公告)号:US3181559A
公开(公告)日:1965-05-04
申请号:US6356960
申请日:1960-10-19
发明人: HIPPLE GEORGE M , HICKMAN JACK S
CPC分类号: H01F7/18 , F15B21/08 , F16K31/406 , G05D16/2093 , Y10T137/7764 , Y10T137/7904