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Ning Hui
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Johns Creek, GA, US
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last 30 patents
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Patent Grant
Eraser assemblies and methods of manufacturing same
Patent number
8,243,028
Issue date
Aug 14, 2012
Polyvision Corporation
Peter W. Hildebrandt
G06 - COMPUTING CALCULATING COUNTING
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last 30 patents
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Patent Application
ERASER ASSEMBLIES AND METHODS OF MANUFACTURING SAME
Publication number
20090309839
Publication date
Dec 17, 2009
Polyvision Corporation
Peter W. HILDEBRANDT
G06 - COMPUTING CALCULATING COUNTING