Granted Patent
Utility
US 4,257,345 · App. 05/944,446
Electrostatic powder coating installation
Inventor:
Larry D. Brice
Patented Case
View Patent ↗
Granted: Mar 24, 1981
Filed: Sep 21, 1978
Inventor
Larry D. Brice
Assignee (at issue)
Westinghouse Electric Company LLC
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.