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US Patent: 810,602
Boring-tool
Patentee: Charles Baar (exact or similar names) - Grand Rapids, MI USPTO Classifications: 144/219, 408/189 Tool Categories: woodworking tools : hand drills : drill bits : countersinks Assignees: None Manufacturer: Charles Baar - Grand Rapids, MI Witnesses: Georgiana Chace Luther V. Moulton	Patent Dates: Applied: Feb. 06, 1905 Granted: Jan. 23, 1906 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Jeff Joslin
Description: This countersink was featured in the 1925 Woodworkers Tool Works catalog.

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