Granted Patent
Utility
US 4,772,974 · App. 07/055,375
Compact head and disk assembly
Inventors:
William G. Moon, Donald C. Westwood, Thomas R. Stone
Patented Case
View Patent ↗
Granted: Sep 20, 1988
Filed: May 29, 1987
Inventors
William G. Moon
Donald C. Westwood
Thomas R. Stone
Assignee (at issue)
Plus Development
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.