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US Patent: 437,459
Portable reaming and tapping tool
Patentee: Frederic Schoff (exact or similar names) - Philadelphia, PA USPTO Classifications: 408/127, 470/67, 470/96, 74/425 Tool Categories: metalworking machines : drilling and boring : portable metal drilling machines Assignees: None Manufacturer: Stow Flexible Shaft Co., Ltd. - Philadelphia, PA Witnesses: H. F. Reardon Henry Howson	Patent Dates: Applied: Jul. 09, 1890 Granted: Sep. 30, 1890 Patent Pictures: [ 1 | 2 | 3 | 4 ] USPTO (New site tip) Google Patents Report data errors or omissions to steward Jeff Joslin Vintage Machinery entry for Stow Flexible Shaft Co., Ltd.

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