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Electronic Pencil Sharpener - Patent application

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Electronic Pencil Sharpener - Patent application

Electronic Pencil Sharpener - Patent application

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Patent US7699082 - Electric multi-pencil sharpener - Google Patents

Patent EP2078617A1 - Safety device for an electric pencil sharpener

Patent EP2078617A1 - Safety device for an electric pencil sharpener

Manual and Electric Pencil Sharpeners: A Guide - Jackson's Art Blog

Manual and Electric Pencil Sharpeners: A Guide - Jackson's Art Blog

Patent EP2078617B1 - Safety device for an electric pencil sharpener

Patent EP2078617B1 - Safety device for an electric pencil sharpener

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