Home| FAQSearch:Advanced|Person|Company| Type|ClassLogin
Quick search:
Patent number:
Patent Date:
Patents for Joseph R. Brown
Patents 1 - 4 of 4
First set of recordsLast set of records
NumberDatePatenteeTitleType
45,294Nov. 29, 1864J.R. BrownImproved Cutter for Cutting Gear-Wheelsmilling machine cutters
46,521Feb. 21, 1865J.R. BrownImproved Milling Machinemilling machines
51,257Nov. 28, 1865J.R. BrownScrew Cutting Machinescrew machines
56,495Jul. 17, 1866L.F. GrantImprovement in Making Gear-Cuttersmilling machines
Toggle print mode
Show pictures

Copyright © 2002-2020 - DATAMP