Granted Patent
Utility
US 5,356,334 · App. 07/955,390
Apparatus and method for airborne particulate booth
Inventor:
R. David Gray
Patented Case
View Patent ↗
Granted: Oct 18, 1994
Filed: Oct 1, 1992
Inventor
R. David Gray
Assignee (at issue)
Binks Manufacturing Company
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.