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US Patent: 367,331
Grindstone-frame
Patentee:
William F. Barnes (exact or similar names) - Rockford, IL

USPTO Classifications:
29/DIG.075, 29/DIG.09, 451/450

Tool Categories:
metalworking machines : grinders : grindstone frames

Assignees:
None

Manufacturer:
W. F. & John Barnes Co. - Rockford, IL

Witnesses:
A. O. Behel
Jacob Behel

Patent Dates:
Granted: Jul. 26, 1887

Patent Pictures:
USPTO (New site tip)
Google Patents
Report data errors or omissions to steward Jeff Joslin
Vintage Machinery entry for W. F. & John Barnes Co.

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