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CA Patent: CA-586,714
Rotary head milling attachment
Patentees:
Lloyd D. Libby (exact or similar names) - Minneapolis, MN
Ralph E. Saving (exact or similar names) - Wauwatosa, WI
Orrin William Barker (exact or similar names) - New Berlin, WI

USPTO Classifications:

Tool Categories:
metalworking machines : milling machines : milling machine accessories

Assignees:
Kearney & Trecker Corp. - West Allis, WI

Manufacturer:
Kearney & Trecker Corp. - West Allis, WI

Witnesses:
Unknown

Patent Dates:
Granted: Nov. 10, 1959

Patent Pictures:
CIPO Data
Report data errors or omissions to steward Jeff Joslin
"Vintage Machinery" entry for Kearney & Trecker Corp.

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