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US Patent: 44,724
File Improvement in Files
Patentee: Hayward A. Harvey (exact or similar names) - New York, NY USPTO Classifications: 407/29.1 Tool Categories: industrial tools : files metalworking tools : files Assignees: None Manufacturer: Not known to have been produced Witnesses: William H. Bishop A. De Lacy	Patent Dates: Granted: Oct. 18, 1864 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Joel Havens

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