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US Patent: 126,041
Improvement in machines for grinding wood-pulp for paper, &c.
Method of making stone for grinding wood-pulp
Patentees:
John F. Wood (exact or similar names) - Everett, MA
Josiah S. Elliott (exact or similar names) - Chelsea, MA

USPTO Classifications:
106/687, 106/689, 241/28

Tool Categories:

Assignees:
None

Manufacturer:
Union Stone Co. - Boston, MA

Witnesses:
John F. Brennan
William W. Swan

Patent Dates:
Granted: Apr. 23, 1872

Patent Pictures:
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Report data errors or omissions to steward Jeff Joslin
Vintage Machinery entry for Union Stone Co.

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