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US Patent: 89,163
Improvement in wood-boring machine
Patentee:
B. F. Mohr - Mifflinburg, PA

USPTO Classifications:
269/58

Tool Categories:
metalworking machines : drilling and boring

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
William Bogan
W. Morris Condor

Patent Dates:
Granted: Apr. 20, 1869

Patent Pictures:
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