Granted Patent
Utility
US 6,758,875 · App. 10/209,020
Air cleaning system for a robotic welding chamber
Inventors:
James K. Reid, John Reid
Patented Case
View Patent ↗
Granted: Jul 6, 2004
Filed: Jul 31, 2002
Inventors
James K. Reid
John Reid
Assignee (at issue)
Great Lakes Air Systems, Inc.
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.