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US Patent: 40,838
Edge Tool Grinder
Improvement in Machines for Grinding and Polishing Tools
Patentee:
James A. Hendrick (exact or similar names) - Providence, PA

USPTO Classifications:
451/237, 451/380

Tool Categories:
metalworking machines : grinders : tool grinders

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
J. W. Covnely
William Lane
E. M. D. Lane
Patent Dates:
Granted: Dec. 08, 1863

Patent Pictures:
USPTO (New site tip)
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Description:
Munn & Co.-patent attorneys

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