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US Patent: 14,166
Punching-machine
Patentee: Rufus Porter (exact or similar names) - Washington, DC USPTO Classifications: 83/572, 83/627 Tool Categories: metalworking machines : metalworking presses : punch presses Assignees: None Manufacturer: Not known to have been produced Witnesses: Samuel D. Bornson George W. Rogers	Patent Dates: Granted: Jan. 29, 1856 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Jeff Joslin
Description: This patent covers a specific mechanism for a punch press for cutting out iron parts.

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