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US Patent: 765,020
Power Hammer
Patentee:
Charles Leonhardt (exact or similar names) - New Ulm, Brown County, MN

USPTO Classifications:
72/446, 72/450

Tool Categories:
metalworking machines : forging machines : power hammers

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Unknown
Patent Dates:
Applied: May 29, 1903
Granted: Jul. 12, 1904

Patent Pictures:
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