Granted Patent
Utility
US 5,580,003 · App. 08/122,580
Method for controlling a gyratory crusher
Inventors:
William George Malone, Arvid Svensson, Alexander J. Scott
Patented Case
View Patent ↗
Granted: Dec 3, 1996
Filed: Jan 31, 1994
Inventors
William George Malone
Arvid Svensson
Alexander J. Scott
Assignee (at issue)
Svedala-Arbra AB
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.