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US Patent: 285,017
Dividers
Patentee:
John H. Crowell (exact or similar names) - Providence, RI

USPTO Classifications:
33/558.01

Tool Categories:
layout tools : compasses : dividers

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
George H. Freese
George B. Arnold
Patent Dates:
Applied: Dec. 15, 1881
Granted: Sep. 18, 1883

Patent Pictures:
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