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US Patent: 998,088
Hob-grinding attachment
Patentees:
Henry C. Pierle (exact or similar names) - Cincinnati, OH
William F. Groene (exact or similar names) - Cincinnati, OH

USPTO Classifications:
33/555, 451/415, 74/600

Tool Categories:
metalworking machines : grinders : sharpening machines : cutter grinding machines

Assignees:
R. K. LeBlond Machine Tool Co. - Cincinnati, OH

Manufacturer:
R. K. LeBlond Machine Tool Co. - Cincinnati, OH

Witnesses:
William Meyer
Grace A. Pugh

Patent Dates:
Applied: Apr. 08, 1911
Granted: Jul. 18, 1911

Patent Pictures:
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Google Patents
Report data errors or omissions to steward Jeff Joslin
Vintage Machinery entry for R. K. LeBlond Machine Tool Co.

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