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US Patent: 12,868
Augers and braces (securing bits in their sockets)
Patentee:
Ebenezer W. Nichols (exact or similar names) - Worcester, MA

USPTO Classifications:
122/1R, 279/76

Tool Categories:
woodworking tools : braces : brace chucks

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Amos Lyon
Wm. H. Boyden
Patent Dates:
Granted: May 15, 1855

Patent Pictures: [ 1 | 2 ]
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