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US Patent: 444,810
Hub-boring machine
Patentee:
Alfred Bonner (exact or similar names) - Paulding, OH

USPTO Classifications:
408/147, 408/64

Tool Categories:
trade specific : wheelwright

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Charles M. Murphy
J. H. Osnalt
Patent Dates:
Applied: May 24, 1890
Granted: Jan. 20, 1891

Patent Pictures:
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