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US Patent: 324,100
Boring machine
Patentee:
John Ernst - Bay City, MI

USPTO Classifications:
144/106, 408/109, 408/124

Tool Categories:
metalworking machines : drilling and boring
woodworking machines : wood drilling and boring

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
J. E. Thomas
G. H. Francis

Patent Dates:
Applied: Jan. 03, 1885
Granted: Aug. 11, 1885

Patent Pictures:
USPTO pdf tiff
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