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US Patent: 1,349,939
Mechanical or Power Actuated Hammer
Patentee: William Blacker (exact or similar names) - Stalybridge, Chester County, England USPTO Classifications: 476/15, 476/27 Tool Categories: metalworking machines : forging machines : power hammers Assignees: None Manufacturer: Blacker Engineering Co. - New York, NY McKiernan-Terry Corp. - Dover, Morris County, NJ Witnesses: Joshua Entwisle Richard Webster Ibberson	Patent Dates: Applied: Mar. 29, 1919 Granted: Aug. 17, 1920 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Joel Havens "Vintage Machinery" entry for Blacker Engineering Co.
Description: McKiernan-Terry Corp. bought the physical assets for manufacturing the Blacker Hammers from Blacker Engineering Corp. in 1944.

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