| astronomic solar tracking systems | ||||||||||||
consisting of control and rotor  | 
		Concentrator  | 
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| (last updated at 01/14/11) | (last updated at 12/27/09) | (last updated at 12/09/05) | ||||||||||
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| astronomic controls and gear motors for SOLAR tracking systems and shading installations  | ||||||||||||
Bi-Axial-Sun-Tracking System for external motors und external gears  | 
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| (last updated at 05/26/07) | (last updated at 03/28/07) | |||||||||||
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