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Stair-climbing device
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Patent number 8,439,370
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Issue date May 14, 2013
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Ulrich Alber GmbH
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Paul-Gerhard Bitzer
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A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
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Stair climbing device
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Patent number 8,061,460
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Issue date Nov 22, 2011
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Ulrich Alber GmbH
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Franz Scheck
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A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
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Modular wheel chair
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Patent number 7,100,716
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Issue date Sep 5, 2006
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Ulrich Alber GmbH
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Bernd Engels
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A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
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Chassis for a wheel chair
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Patent number D491494
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Issue date Jun 15, 2004
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Ulrich Alber GmbH & Co. KG
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Stefan Lippert
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D12 - Transportation
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