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US Patent: 1,342,782
Trip Hammer
Patentee:
Antonio Vincent (exact or similar names) - Oakland, Alameda County, CA

USPTO Classifications:
72/434, 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:
Applied: Jun. 04, 1919
Granted: Jun. 08, 1920

Patent Pictures:
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