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US Patent: 592,007
Shut Off and Pipe Drilling Device
Patentee: Solon G. Howe (exact or similar names) - Detroit, Wayne County, MI USPTO Classifications: 137/318, 408/137 Tool Categories: metalworking machines : drilling and boring : portable metal drilling machines Assignees: None Manufacturer: Not known to have been produced Witnesses: Unknown	Patent Dates: Applied: Mar. 30, 1897 Granted: Oct. 19, 1897 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Joel Havens

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