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US Patent: 868,028
Pencil Sharpener
Patentee:
Charles C. Spengler (exact or similar names) - Rockford, Winnebago County, IL

USPTO Classifications:
144/28.9

Tool Categories:
household : pencil sharpeners

Assignees:
None

Manufacturer:
Automatic Pencil Sharpener Co. - Chicago, IL

Witnesses:
Unknown
Patent Dates:
Applied: Feb. 13, 1907
Granted: Oct. 15, 1907

Patent Pictures: [ 1 | 2 | 3 ]
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Description:
An example of this patent pencil sharpener showed up in a Martin Donnelly auction.

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