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CA Patent: CA-15,491
Improvements on automatic saw-sharpeners
Patentee:
William Hawkins Halladay (exact or similar names) - Chicago, IL

USPTO Classifications:

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

Assignees:
None

Manufacturer:
William H. Halladay Mfg. Co. - Chicago, IL
Halladay, Litchfield & Co. - Chicago, IL

Witnesses:
Unknown

Patent Dates:
Granted: Sep. 19, 1882

Patent Pictures:
CIPO Data
Report data errors or omissions to steward Jeff Joslin
Vintage Machinery entry for Halladay, Litchfield & Co.

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