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US Patent: 2,345,563
Hydraulically operated drop hammer
Patentee: Robert L. Alcorn, Jr. (exact or similar names) - Chambersburg, PA USPTO Classifications: 72/436, 72/453.18, 91/233, 91/357 Tool Categories: metalworking machines : forging machines : drop hammers Assignees: Chambersburg Engineering Co. - Chambersburg, PA Manufacturer: Chambersburg Engineering Co. - Chambersburg, PA Witnesses: Unknown	Patent Dates: Applied: Jun. 27, 1941 Granted: Apr. 04, 1944 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Jeff Joslin Vintage Machinery entry for Chambersburg Engineering Co.

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