Home| FAQSearch:Advanced|Person|Company| Type|ClassLogin
Quick search:
Patent number:
Patent Date:
Patents for Samuel Downing
Patents 1 - 2 of 2
First set of recordsLast set of records
PictureNumberDatePatenteeTitle
  329XJun. 12, 1801S. DowningExtract of bark for dying
  367XApr. 19, 1802S. DowningExtracting essence of bark for dying
Toggle print mode
Hide pictures

Copyright © 2002-2025 - DATAMP