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US Patent: 74,868
Trip Hammer
Patentee:
Charles Vogel (exact or similar names) - New York, NY

USPTO Classifications:
72/438, 72/444

Tool Categories:
metalworking machines : forging machines : trip and helve hammers

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Unknown
Patent Dates:
Granted: Feb. 25, 1868

Patent Pictures:
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