Granted Patent
Utility
US 5,987,051 · App. 09/255,255
Arc furnace fume collection system and method
Inventor:
Craig Peters
Patented Case
View Patent ↗
Granted: Nov 16, 1999
Filed: Feb 22, 1999
Inventor
Craig Peters
Assignee (at issue)
AMSTED INDUSTRIES INCORPORATED
This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.