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US Patent: 2,978,976
Level control for press brakes and the like
Patentees:
Carl J. Ostendorf (exact or similar names) - Cincinnati, OH
Richard E. Griesheimer (exact or similar names) - Cincinnati, OH
Merrill W. Hazelton (exact or similar names) - Cincinnati, OH

USPTO Classifications:
100/258A, 100/46, 91/171

Tool Categories:
metalworking machines : sheet metal : sheet metal brakes

Assignees:
Cincinnati Shaper Co. - Cincinnati, OH

Manufacturer:
Cincinnati Shaper Co. - Cincinnati, OH

Witnesses:
Unknown

Patent Dates:
Applied: Jan. 21, 1959
Granted: Apr. 11, 1961

Patent Pictures:
USPTO (New site tip)
Google Patents
Report data errors or omissions to steward Jeff Joslin
Vintage Machinery entry for Cincinnati Shaper Co.

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