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US Patent: 9,941
Drop Hammer
Patentee:
E. K. Root (exact or similar names) - Hartford, Hartford County, CT

USPTO Classifications:
72/437

Tool Categories:
metalworking machines : forging machines : drop hammers

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Unknown
Patent Dates:
Granted: Aug. 16, 1853

Patent Pictures:
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