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US Patent: 1,143,585
Milling-Machine Spindle-Head
Patentee: John R. Johnson (exact or similar names) - Rockford, Winnebago County, IL USPTO Classifications: 409/212, 409/213 Tool Categories: metalworking machines : milling machines Assignees: Ingersoll Milling Machine Co. - Rockford, Winnebago County, IL Manufacturer: Ingersoll Milling Machine Co. - Rockford, Winnebago County, IL Witnesses: A. O. Behel John F. McCanna, Jr.	Patent Dates: Applied: Sep. 09, 1913 Granted: Jun. 15, 1915 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Jeff Joslin Vintage Machinery entry for Ingersoll Milling Machine Co.

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