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US Patent: 20,692
Grinding-mill
Bark Mill
Patentee:
Backus A. Beardsley (exact or similar names) - Waterville, NY

USPTO Classifications:
241/162

Tool Categories:
woodworking machines : specialty woodworking machines : bark processing machines

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
G. N. Hubbard
Hull Page
Patent Dates:
Granted: Jun. 29, 1858

Patent Pictures:
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