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| Number | Title | Issue Date |
| 7168596 | Cask for drawing off liquids under the effect of pressure A keg is formed from (A) a shaped jacket or liner forming a container, obtained from at least two nonsymmetrical parts (1a, 1b) welded together, one of the parts containing an opening provided with a neck, and (B) a filling/tapping device... | 01/30/2007 |
