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US Patent: 342,727
Ratchet bit-brace
Patentee: John A. Bolen (exact or similar names) - Springfield, MA USPTO Classifications: 192/44, 81/33 Tool Categories: woodworking tools : braces : ratchet braces Assignees: Leonard L. Davis - Springfield, MA Manufacturer: Davis Tool and Level Co. - Springfield, MA Witnesses: Unknown	Patent Dates: Granted: May 25, 1886 Patent Pictures: USPTO (New site tip) Google Patents Report data errors or omissions to steward Kirk Eppler "Vintage Machinery" entry for Leonard L. Davis

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