Home| FAQSearch:Advanced|Person|Company| Type|ClassLogin
Quick search:
Patent number:
Patent Date:
Patents for Alfred T. Perrine
Patents 1 - 1 of 1
First set of recordsLast set of records
PictureNumberDatePatenteeTitle
100,440Mar. 01, 1870A.T. PerrineImprovement in auger for boring square holes
Toggle print mode
Hide pictures

Copyright © 2002-2025 - DATAMP