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Photographs of valves showing "blowouts" |
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Photographs of valves showing "the early stages of blowouts" |
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Photographs of valves showing "good condition" |
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(c) rb bertomeu, S.L. - Pol. Ind. Fondo de Llitera. Parc. 82-83 - E-22520 Fraga (Huesca) (Spain) - Tel. +34 974 47 48 63 |
