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US Patent: 203,616
Improvement in saw-filing machines
Patentee:
Lafayette A. Hays (exact or similar names) - Greenville, NH

USPTO Classifications:
76/31, 76/78.1

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

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Charles E. Hall
David E. Blood

Patent Dates:
Applied: Apr. 17, 1878
Granted: May 14, 1878

Patent Pictures: [ 1 | 2 | 3 | 4 | 5 ]
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Description:
The example shown in the photographs was seen on eBay. The pictures are reproduced here with the permission of the seller. The file carrier is missing but the vise is intact and still usable by itself.

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