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US Patent: 1,146,572
Power Hacksaw
Patentee: Thomas Humpage (exact or similar names) - Bristol, Gloucestershire County, England USPTO Classifications: 83/454, 83/556, 83/582, 83/647 Tool Categories: metalworking machines : metal sawing machines Assignees: None Manufacturer: Henry G. Thompson & Son - New Haven, CT Witnesses: G. A. Thompson E. J. Fussell	Patent Dates: Applied: Jan. 18, 1913 Granted: Jul. 13, 1915 Patent Pictures: [ 1 | 2 | 3 | 4 | 5 ] USPTO (New site tip) Google Patents Report data errors or omissions to steward Joel Havens "Vintage Machinery" entry for Henry G. Thompson & Son

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