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US Patent: 2,097,898
Adjustable Hollow Mill
Patentee:
Ole Severson (exact or similar names) - Shelton, Fairfield County, CT

USPTO Classifications:
408/158, 408/203.5

Tool Categories:
metalworking machines : milling machines : milling machine cutters

Assignees:
O. K. Tool Co., Inc. - New York, NY

Manufacturer:
Not known to have been produced

Witnesses:
Unknown

Patent Dates:
Applied: Aug. 12, 1931
Granted: Nov. 02, 1937

Patent Pictures:
USPTO (New site tip)
Google Patents
Report data errors or omissions to steward Joel Havens
"Vintage Machinery" entry for O. K. Tool Holder Co.

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