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US Patent: 1,046,740
Boring-tool
Patentee: Emery E. Davis (exact or similar names) - St. Louis, MO USPTO Classifications: 408/116, 408/179, 408/185 Tool Categories: metalworking machines : drilling and boring : boring heads Assignees: Matthews-Davis Tool Co. - St. Louis, MO Manufacturer: Matthews-Davis Tool Co. - St. Louis, MO Witnesses: Unknown	Patent Dates: Applied: Dec. 16, 1910 Granted: Dec. 10, 1912 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Jeff Joslin Vintage Machinery entry for Davis Boring Tool Co.

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