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US Patent: 1,076,554
Power Hammer
Patentee: James I. Depew (exact or similar names) - Loup City, Sherman County, NE USPTO Classifications: 72/433, 72/452.5, 74/42 Tool Categories: metalworking machines : forging machines : drop hammers Assignees: None Manufacturer: J. I. Depew Disc Sharpener Co. - Loup City, Sherman County, NE Witnesses: L. B. Polski W. F. Mason J. P. Tomlin L. H Wikow	Patent Dates: Applied: Sep. 27, 1912 Granted: Oct. 21, 1913 Patent Pictures: [ 1 | 2 ] USPTO (New site tip) Google Patents Report data errors or omissions to steward Joel Havens "Vintage Machinery" entry for J. I. Depew Disc Sharpener Co.

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