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参观者画廊
Prominent guests in our » V.I.P.-gallery.
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07 june 2006 - University of Applied Sciences Duesseldorf |
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01 june 2006 - Scientists from Libya with Fraunhofer Institute for Solar Energy Systems |
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01 june 2006 - Kid's tour "from coal to the sun" |
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30 may 2006 - Managing board of E.A. International Investment GmbH, Duesseldorf |
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26 may 2006 - Business delegation from Büyükcekmece (Istanbul) and mayor of the city Gelsenkirchen |
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24 may 2006 - University of Applied Sciences Buxtehude, department of architecture |
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