HK1062771A2 - Apparatus for preventing backflow - Google Patents
Apparatus for preventing backflowInfo
- Publication number
- HK1062771A2 HK1062771A2 HK03105753A HK03105753A HK1062771A2 HK 1062771 A2 HK1062771 A2 HK 1062771A2 HK 03105753 A HK03105753 A HK 03105753A HK 03105753 A HK03105753 A HK 03105753A HK 1062771 A2 HK1062771 A2 HK 1062771A2
- Authority
- HK
- Hong Kong
- Prior art keywords
- preventing backflow
- backflow
- preventing
- Prior art date
Links
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
HK03105753A HK1062771A2 (en) | 2003-08-12 | 2003-08-12 | Apparatus for preventing backflow |
PCT/CN2004/000930 WO2005014942A1 (en) | 2003-08-12 | 2004-08-11 | Backflow preventing device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
HK03105753A HK1062771A2 (en) | 2003-08-12 | 2003-08-12 | Apparatus for preventing backflow |
Publications (1)
Publication Number | Publication Date |
---|---|
HK1062771A2 true HK1062771A2 (en) | 2004-10-29 |
Family
ID=34044118
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
HK03105753A HK1062771A2 (en) | 2003-08-12 | 2003-08-12 | Apparatus for preventing backflow |
Country Status (1)
Country | Link |
---|---|
HK (1) | HK1062771A2 (en) |
-
2003
- 2003-08-12 HK HK03105753A patent/HK1062771A2/en not_active IP Right Cessation
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PF | Patent in force | ||
PEU | Short-term patents expired |
Effective date: 20110811 |