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US Patent: 1,613,174
Device for stoning cutters
Patentee:
Christian C. Koeln (exact or similar names) - St. Louis, MO

USPTO Classifications:
451/374, 451/409

Tool Categories:
metalworking machines : grinders : sharpening machines

Assignees:
Davis Boring Tool Co. - St. Louis, MO

Manufacturer:
Davis Boring Tool Co. - St. Louis, MO

Witnesses:
Unknown

Patent Dates:
Applied: May 18, 1923
Granted: Jan. 04, 1927

Patent Pictures:
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Report data errors or omissions to steward Jeff Joslin
Vintage Machinery entry for Davis Boring Tool Co.

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