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US Patent: RE8,215
Improvement in braces for bits
Patentee:
Nelson Spofford (exact or similar names) - Haverhill, MA

USPTO Classifications:
279/43.5

Tool Categories:
woodworking tools : braces : brace chucks

Assignees:
W. A. Ives Co. - New Haven, CT

Manufacturer:
Unknown

Witnesses:
F. O. Nichols
John S. Spofford
Patent Dates:
Applied: May 01, 1878
Granted: May 07, 1878

Reissue Information:
Reissue of RE2,576 (Apr. 23, 1867)

Patent Pictures:
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Google Patents
Report data errors or omissions to steward Kirk Eppler
Description:
Extended November 1, 1873 for seven years

Extended twice. (April 23, 1867 as RE2,576 & November 1, 1873 as RE8,215)

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