Granted Patent
Utility
US 4,289,090 · App. 06/117,729
Electrostatically isolated carrier for painting apparatus
Inventors:
Thomas L. Bagby, Gale C. Coombs
Patented Case
View Patent ↗
Granted: Sep 15, 1981
Filed: Dec 26, 1979
Inventors
Thomas L. Bagby
Gale C. Coombs
Assignee (at issue)
Caterpillar Tractor Co.
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.