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US Patent: 434,576
Drilling Machine
Patentee: Horace B. Wyman (exact or similar names) - Newburyport, Essex County, MA USPTO Classifications: 173/145, 408/137, 74/841, 74/89.27, 74/89.31 Tool Categories: stoneworking : stone boring and drilling machines trade specific : miner Assignees: Horace B. Wyman - Newburyport, Essex County, MA Charles G. Welch - Osceola Mills, Clearfield County, PA Manufacturer: Not known to have been produced Witnesses: Unknown	Patent Dates: Applied: May 16, 1890 Granted: Aug. 19, 1890 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Joel Havens

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