Ekkehard Pott |
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| Date | Document Name & Details | Documents |
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| 11 June 2013 | Exhaust Gas After-Treatment Having Reduced Rhodium Depletion United States Patent US 8,459,003 Jörg Theobald, Alf Degen, and Ekkehard Pott for Volkswagen AG |  PDF - 6.9MB - 12 pages |