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US Patent: 121,850
Divider
Patentee:
Albert A. Cook - Milford, MA

USPTO Classifications:
279/43.3

Tool Categories:
layout tools : compasses : dividers

Assignees:
None

Manufacturer:
Copeland and Chamberlain - Worcester, MA

Witnesses:
Samuel P. Allen
Frank G. Parker

Patent Dates:
Granted: Dec. 12, 1871

Patent Pictures: [ 1 | 2 ]
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