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US Patent: 642,612
Machine for Making Articles of Sheet Metal
Patentees: Louis P. Kleber (exact or similar names) - Pittsburg, Allegheny County, PA Frank J. Kleber (exact or similar names) - Pittsburg, Allegheny County, PA USPTO Classifications: 72/168, 72/172, 72/179 Tool Categories: metalworking machines : metalworking presses : stamping presses Assignees: None Manufacturer: Not known to have been produced Witnesses: Unknown	Patent Dates: Applied: May 05, 1899 Granted: Feb. 06, 1900 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Joel Havens

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