Home| FAQ Search:Advanced|Person|Company| Type|Class Login
Quick search:
Patent number:
Patent Date:
first    back  next  last
US Patent: 18,250
Machine for filing and setting saws
Joseph K. Creighton - East Birmingham, PA
Ansley C. Smith - East Birmingham, PA

USPTO Classifications:
76/34, 76/67, 76/77

Tool Categories:
metalworking machines : grinders : sharpening machines : saw sharpening machines


Not known to have been produced

S. M. Duvall
George K. Ormond

Patent Dates:
Granted: Sep. 22, 1857

Patent Pictures:
USPTO pdf tiff
Google Patents
Report data errors or omissions
Scientific American said of this patent, "This is a general improvement in saw-sharpening and filing. It consists in files set in reciprocating blocks, which are moved by hand or other power; also an arrangement of hammers to give the set to the saw, and a peculiar feeding device."

Copyright © 2002-2020 - DATAMP