- 专利标题: Feed-water heater and purifier.
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申请号: US1900085378申请日: 1900-11-24
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公开(公告)号: US693268A公开(公告)日: 1902-02-11
- 发明人: GUNNING THOMAS
- 申请人: GUNNING THOMAS
- 专利权人: Thomas Gunning
- 当前专利权人: Thomas Gunning
- 优先权: US1900085378 1900-11-24
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