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US Patent: 1,315,449
Shaper-feed
Patentee: Frank B. Yingling (exact or similar names) - Hamilton, OH USPTO Classifications: 409/327, 74/151 Tool Categories: metalworking machines : metal shapers Assignees: None Manufacturer: Columbia Machine Tool Co. - Hamilton, OH Witnesses: John D. Andrews M. S. Belden	Patent Dates: Applied: Nov. 15, 1918 Granted: Sep. 09, 1919 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Jeff Joslin
Description: The inventor founded machine-tool maker Columbia Machine Tool Company on Fair Grove Avenue, Hamilton, in 1910.

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