Granted Patent
Utility
US 4,896,834 · App. 06/645,560
Rotary atomizer apparatus
Inventors:
Kenneth J. Coeling, Richard Weinstein
Patented Case
View Patent ↗
Granted: Jan 30, 1990
Filed: Aug 30, 1984
Inventors
Kenneth J. Coeling
Richard Weinstein
Assignee (at issue)
The DeVilbiss 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.