Granted Patent
Utility
US 4,338,642 · App. 06/136,541
Drive belt release mechanism for magnetic disk drives
Inventors:
Allen Clark, Michael V. Konshak
Patented Case
View Patent ↗
Granted: Jul 6, 1982
Filed: Apr 2, 1980
Inventors
Allen Clark
Michael V. Konshak
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.