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US Patent: 1,683,448
Selective Geared Head Lathe
Patentee:
Conrad M. Conradson (exact or similar names) - Madison, Dane County, WI

USPTO Classifications:
74/372, 74/473.1, 74/745, 82/132, 82/143

Tool Categories:
metalworking machines : metalworking machine mechanisms

Assignees:
Joseph T. Ryerson & Son - Chicago, Cook County, IL

Manufacturer:
Not known to have been produced

Witnesses:
Unknown

Patent Dates:
Applied: Dec. 15, 1919
Granted: Sep. 04, 1928

Patent Pictures:
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Report data errors or omissions to steward Joel Havens
"Vintage Machinery" entry for Joseph T. Ryerson & Son
Description:
Application renewed, 30 Nov 1925.

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