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US Patent: 280,390
Divider or Compass
Patentee:
William H. Mitchell (exact or similar names) - Boston, MA

USPTO Classifications:
33/558.06

Tool Categories:
layout tools : compasses : dividers

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
R. H. Eddy
E. B. Pratt
Patent Dates:
Applied: Nov. 20, 1882
Granted: Jul. 03, 1883

Patent Pictures:
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