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Patent US7699082 - Electric multi-pencil sharpener - Google Patents

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Patent US3678975 - Electric pencil sharpener - Google Patents
Patent US3678975 - Electric pencil sharpener - Google Patents

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Mechanism Description: Electric Pencil Sharpener - Wisc-Online OER
Mechanism Description: Electric Pencil Sharpener - Wisc-Online OER

Electronic Pencil Sharpener - Patent application
Electronic Pencil Sharpener - Patent application

Patent US20070251105 - Electric pencil sharpener - Google Patents
Patent US20070251105 - Electric pencil sharpener - Google Patents

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KS Manual Classroom Pencil Sharpener by X-ACTO® EPI1031LMR

Patent US7699082 - Electric multi-pencil sharpener - Google Patents
Patent US7699082 - Electric multi-pencil sharpener - Google Patents

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Solved While using a pencil sharpener, a student applies the | Chegg.com

Patent US7472728 - Electrically powered rapid sharpening cosmetic
Patent US7472728 - Electrically powered rapid sharpening cosmetic

Patent US8205649 - Cutter assembly and electric pencil sharpener
Patent US8205649 - Cutter assembly and electric pencil sharpener