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US Patent: 489,936
Rod Gripping Device
Patentee:
Conrad M. Conradson (exact or similar names) - Madison, Dane County, WI

USPTO Classifications:
279/122

Tool Categories:
metalworking machines : metalworking machine mechanisms : workpiece changers and storage mechanisms

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Unknown

Patent Dates:
Applied: Jul. 12, 1892
Granted: Jan. 17, 1893

Patent Pictures:
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"Vintage Machinery" entry for Gisholt Machine Co.

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