Granted Patent
Utility
US 4,844,348 · App. 07/195,966
Spray unit for spray coating articles
Inventor:
Guido Rutz
Patented Case
View Patent ↗
Granted: Jul 4, 1989
Filed: May 19, 1988
Inventor
Guido Rutz
Assignee (at issue)
Ransburg-Gema AG
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.