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US Patent: 4,990
Improvement in Chisels
Patentees:
Reuben Fairchild (exact or similar names) - Trumbull, CT
Starr Fairchild (exact or similar names) - Trumbull, CT

USPTO Classifications:
30/167.1, 5/44.1

Tool Categories:

Assignees:
Starr Fairchild - Trumbull, CT

Manufacturer:
Not known to have been produced

Witnesses:
John C. Beardsler
Hezekiah S. Nichols

Patent Dates:
Granted: Feb. 27, 1847

Patent Pictures:
USPTO (New site tip)
Google Patents
Report data errors or omissions to steward Russ Allen.
Description:
Uses a spring on the back of a chisel or between two chisels to aid in clearing chips.

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