Granted Patent
Utility
US 4,884,155 · App. 07/128,802
Self-loading head assembly for disk drives
Inventor:
John L. Spash
Patented Case
View Patent ↗
Granted: Nov 28, 1989
Filed: Dec 4, 1987
Inventor
John L. Spash
Assignee (at issue)
Digital Equipment Corporation
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.