Home| FAQ Search:Advanced|Person|Company| Type|Class Login
Quick search:
Patent number:
Patent Date:
first    back  next  last
US Patent: 244,439
Hub-boring machine
Patentees:
Hugh Duffey (exact or similar names) - Cortland, NY
Jesse Vandenburgh (exact or similar names) - Cortland, NY

USPTO Classifications:
144/218, 408/37

Tool Categories:
metalworking machines : drilling and boring
woodworking machines : wood drilling and boring
trade specific : wheelwright

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
M. Stanley Bierce
John W. Suggett

Patent Dates:
Applied: Mar. 31, 1881
Granted: Jul. 19, 1881

Patent Pictures:
USPTO (New site tip)
Google Patents
Report data errors or omissions to steward Jeff Joslin

Copyright © 2002-2024 - DATAMP