Home| FAQ Search:Advanced|Person|Company| Type|Class Login
Quick search:
Patent number:
Patent Date:
first    back  next  last
US Patent: 757,494
Expansion Boring Tool
Patentee:
William Pohlman - Middletown, Orange County, NY

USPTO Classifications:
408/116, 408/158

Tool Categories:
metalworking machines : drilling and boring : boring heads

Assignees:
None

Manufacturer:
Wellman Co. - Medford, Middlesex County, MA

Witnesses:
Willis H. Davis
Irving G. Downs
P. H. Minshull
Walter Tunnell

Patent Dates:
Applied: Feb. 19, 1903
Granted: Apr. 19, 1904

Patent Pictures: [ 1 | 2 ]
USPTO pdf tiff
Google Patents
Report data errors or omissions

Copyright © 2002-2019 - DATAMP