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US Patent: 46,229
Trip Hammer
Patentees: H. E. Fessel (exact or similar names) - Chicago, Cook County, IL F. Krautwadel (exact or similar names) - Chicago, Cook County, IL USPTO Classifications: 72/438, 72/440 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. 07, 1865 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Joel Havens

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