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US Patent: 7,010X
Machinery for holding and grinding edge tools
Patentee:
George A. Madeira - Chambersburg, PA

USPTO Classifications:
451/367

Tool Categories:

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Robert McCracken
S. Pearson

Patent Dates:
Granted: Apr. 19, 1832

Patent Pictures:
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Description:
Most of the patents prior to 1836 were lost in the Dec. 1836 fire. Only about 2,000 of the almost 10,000 documents were recovered. Little is known about this patent. Only the patent drawing is available. This patent is in the database for reference only.

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