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US Patent: 421,953
Sanding-machine for continuous barrel-staves
Patentee:
Hugo Mattullath (exact or similar names) - Detroit, MI

USPTO Classifications:
451/207

Tool Categories:
trade specific : cooper
woodworking machines : sanding machines

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
L. A. Doeltz
W. H. Chamberlin
Patent Dates:
Applied: Feb. 11, 1889
Granted: Feb. 25, 1890

Patent Pictures:
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