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US Patent: 144,638
Revolving Hammers
Patentee:
George Stacy (exact or similar names) - Nanuet, Rockland County, NY

USPTO Classifications:
72/406, 72/431

Tool Categories:
metalworking machines : forging machines : power hammers

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Unknown
Patent Dates:
Applied: Jun. 28, 1873
Granted: Nov. 18, 1873

Patent Pictures:
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