发明授权
- 专利标题: Ionic vacuum pump
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申请号: US57430956申请日: 1956-03-27
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公开(公告)号: US2925214A公开(公告)日: 1960-02-16
- 发明人: GUREWITSCH ANATOLE M , POLLOCK HERBERT C
- 申请人: GEN ELECTRIC
- 专利权人: Gen Electric
- 当前专利权人: Gen Electric
- 优先权: CH6340958 1958-08-29; US35096453 1953-04-24
- 主分类号: H01J41/16
- IPC分类号: H01J41/16 ; H01J41/20
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