Granted Patent
Utility
US 4,538,768 · App. 06/489,279
Pulverizer journal bearing system
Inventors:
Frank Paskowski, Peter Stanwicks
Patented Case
View Patent ↗
Granted: Sep 3, 1985
Filed: Apr 27, 1983
Inventors
Frank Paskowski
Peter Stanwicks
Assignee (at issue)
Combustion Engineering, Inc.
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.