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US Patent: 2,956,482
Automatic Variable Counterbalance
Patentee:
Peter F. Olton (exact or similar names) - Cincinnati, Hamilton County, OH

USPTO Classifications:
408/235, 409/211, 409/237

Tool Categories:
metalworking machines : metalworking machine mechanisms

Assignees:
Cincinnati Milling Machine Co. - Cincinnati, Hamilton County, OH

Manufacturer:
Not known to have been produced

Witnesses:
Unknown

Patent Dates:
Applied: Oct. 29, 1956
Granted: Oct. 18, 1960

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

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