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US Patent: 388,533
Lead-pencil sharpener
Patentee: George Hampton Coursen (exact or similar names) - Baltimore, MD USPTO Classifications: 144/28.1 Tool Categories: household : pencil sharpeners Assignees: None Manufacturer: Baltimore Specialty Co. - Baltimore, MD Witnesses: Felix R. Sullivan L. Rabillon	Patent Dates: Applied: Jun. 06, 1888 Granted: Aug. 28, 1888 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Jeff Joslin
Description: According to the website of the Office Museum, this invention was sold as the "President Pencil Sharpener" by the Baltimore Specialty Co.

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