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US Patent: 178,832
Improvement in combined saw files and sets
Patentee:
Eben M. Boynton - Newburyport, MA

USPTO Classifications:
76/31, 76/71

Tool Categories:
industrial tools : files
woodworking tools : handsaws : saw sharpening tools : saw sets
metalworking tools : files

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
William M. Pendleton
C. D. Rogers

Patent Dates:
Applied: Mar. 30, 1876
Granted: Jun. 20, 1876

Patent Pictures:
USPTO pdf tiff
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