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US Patent: 19,928
Wheelwright's machine
Hub-boring machine
Patentee:
Samuel Holl - Reading, PA

USPTO Classifications:
144/15, 144/206, 144/278.1, 144/99, 5/51.1

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

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Matthias Mengel
G. S. Kinsey

Patent Dates:
Granted: Apr. 13, 1858

Patent Pictures:
USPTO pdf tiff
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