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US Patent: 164,415
Improvement in hub-borers
Patentee:
Austin Bascom (exact or similar names) - Norwalk, OH

USPTO Classifications:
144/98

Tool Categories:
metalworking machines : drilling and boring

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Unknown
Patent Dates:
Applied: Dec. 12, 1874
Granted: Jun. 15, 1875

Patent Pictures:
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