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US Patent: 61,738
Improvements in dressing grindstones
Patentee:
George C. Howard (exact or similar names) - Philadelphia, PA

USPTO Classifications:
125/11.03

Tool Categories:
industrial tools : grinding wheels : grinder dressers
metalworking machines : grinders : grinder dressers

Assignees:
None

Manufacturer:
George C. Howard - Philadelphia, PA

Witnesses:
G. W. Edwards
Samuel B. Howard

Patent Dates:
Granted: Feb. 05, 1867

Patent Pictures:
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Vintage Machinery entry for George C. Howard

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