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US Patent: 259,287
Drop Hammer
Patentee:
Ahijah R. Byrkett (exact or similar names) - Troy, Miami County, OH

USPTO Classifications:
72/439

Tool Categories:
metalworking machines : forging machines : drop hammers

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Unknown

Patent Dates:
Applied: Apr. 23, 1881
Granted: Jun. 13, 1882

Patent Pictures:
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