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US Patent: 142,921
Sheet Metal Bending-Machines
Patentee: Willoughby F. Kistler (exact or similar names) - Cincinnati, OH USPTO Classifications: 261/96, 72/319 Tool Categories: metalworking machines : sheet metal : sheet metal brakes Assignees: None Manufacturer: J. M. Robinson Mfg. Co. - Cincinnati, OH Witnesses: A. W. Francis William Winters Henry N. Miller C. L. Evert	Patent Dates: Applied: May 21, 1873 Granted: Sep. 16, 1873 Patent Pictures: [ 1 | 2 ] USPTO (New site tip) Google Patents Report data errors or omissions to steward Joel Havens "Vintage Machinery" entry for J. M. Robinson Mfg. Co.

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