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US Patent: 2,273,870
Machine Tool
Patentees:
Frederick J. Kampmeier (exact or similar names) - Rockford, Winnebago County, IL
Earl M. Bowen (exact or similar names) - Rockford, Winnebago County, IL

USPTO Classifications:
408/52, 409/213, 409/238

Tool Categories:
metalworking machines : milling machines

Assignees:
Ingersoll Milling Machine Co. - Rockford, Winnebago County, IL

Manufacturer:
Not known to have been produced

Witnesses:
Unknown

Patent Dates:
Applied: Feb. 10, 1939
Granted: Feb. 24, 1942

Patent Pictures:
USPTO (New site tip)
Google Patents
Report data errors or omissions to steward Joel Havens
"Vintage Machinery" entry for Ingersoll Milling Machine Co.

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