Granted Patent
Utility
US 5,343,345 · App. 07/877,092
Magnetic disk storage apparatus with multiple sets of actuator arms for read/write operations at different circumferential locations within the disk stack
Inventor:
Paul A. Gilovich
Patented Case
View Patent ↗
Granted: Aug 30, 1994
Filed: May 1, 1992
Inventor
Paul A. Gilovich
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.