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US Patent: 383,944
Band-saw-filing machine
Patentee:
Andrew S. Dunn (exact or similar names) - New Brighton, PA

USPTO Classifications:
76/35

Tool Categories:
metalworking machines : grinders : sharpening machines : saw sharpening machines

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Adolph Haefele
James Hall
Patent Dates:
Applied: Feb. 28, 1887
Granted: Jun. 05, 1888

Patent Pictures:
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