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37 CFR Notice by Publication - OG Date: 18 June 2002United States Patent and Trademark Office (.gov)
www.uspto.gov
— ... Karl Lochmahr System Hagen Mittelstrass Karl-Heinz Staffa Christoph Walter ,037 Mar. 17, Michael Katzenberger Air Conditioning — ... Karl Lochmahr System Hagen Mittelstrass Karl-Heinz Staffa Christoph Walter ,037 Mar. 17, Michael Katzenberger Air Conditioning ...
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