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US Patent: 140,081
Improvement in pencil attachments
Patentee:
William Schollhorn (exact or similar names) - New Haven, CT

USPTO Classifications:
33/27.02

Tool Categories:
layout tools : compasses : dividers

Assignees:
None

Manufacturer:
Unknown

Witnesses:
J. H. Shumway
A. J. Tibbits

Patent Dates:
Applied: Jan. 29, 1873
Granted: Jun. 17, 1873

Patent Pictures:
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Report data errors or omissions to steward Russ Allen
Description:
Exaple marked Peck, Stow & Wilcox, East Berlin, CT and this patent date

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