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US Patent: 423,979
Burr Remover
Patentees:
Carl Gustaf Anderson (exact or similar names) - Lynn, Essex County, MA
John Tregoning (exact or similar names) - Lynn, Essex County, MA

USPTO Classifications:
409/300

Tool Categories:
metalworking machines

Assignees:
Thomson Electric Welding Co. - Lynn, Essex County, MA

Manufacturer:
Not known to have been produced

Witnesses:
Unknown

Patent Dates:
Applied: Nov. 11, 1889
Granted: Mar. 25, 1890

Patent Pictures:
USPTO (New site tip)
Google Patents
Report data errors or omissions to steward Joel Havens
Thomson Electric Welding Co.

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