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Suction, lift, and treadle pumps made from PVC pipe. Designs, manufacturing processes, performance testing results.
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| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 21:07, 21 December 2010 |  | 1,275 × 1,650, 25 pages (3.18 MB) | Jblongen (talk | contribs) | Suction, lift, and treadle pumps made from PVC pipe. Designs, manufacturing processes, performance testing results. |
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