Home| FAQSearch:Advanced|Person|Company| Type|ClassLogin
Quick search:
Patent number:
Patent Date:
Patents for John Root
Patents 1 - 3 of 3
First set of recordsLast set of records
NumberDatePatenteeTitleType
75,198Mar. 03, 1868J. RootImproved bolt-heading machinenut or bolt making machines
88,214Mar. 23, 1869J. RootImproved bolt-heading machinenut or bolt making machines
100,928Mar. 15, 1870J. RootImproved machine for heading boltsnut or bolt making machines
Toggle print mode
Show pictures

Copyright © 2002-2024 - DATAMP