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US Patent: 554,443
Countersinking-Bit
Patentee: John H. Henry (exact or similar names) - Brightwood, MA USPTO Classifications: 408/202 Tool Categories: woodworking tools : hand drills : drill bits : countersinks Assignees: None Manufacturer: Not known to have been produced Witnesses: A. H. Warner Charles E. Hardley	Patent Dates: Applied: Mar. 28, 1895 Granted: Feb. 11, 1896 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Jeff Joslin (dm)

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