US Patent: 679,406


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US Patent: 679,406

Drill

Patentee:

Alfred William Watson (exact or similar names) - Leyton, Essex England

USPTO Classifications:

408/211, 408/223

Tool Categories:

woodworking tools : hand drills : drill bits

Assignees:

None

Manufacturer:

Not known to have been produced

Witnesses:

John Edward Newton

Charles W. Briggs

Patent Dates:
Applied:	May 06, 1901
Granted:	Jul. 30, 1901

Patent Pictures:

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Description:

Similar in appearance to a centre bit, this drill bit was intended for drilling iron. Also issued a patent in Great Britain: No. 15,219, dated January 16,1901.