Granted Patent
Utility
US 4,713,705 · App. 06/274,791
Means and methods for improved transducing of flexible disk packs
Inventors:
Dean DeMoss, Herbert U. Ragle
Patented Case
View Patent ↗
Granted: Dec 15, 1987
Filed: Jun 18, 1981
Inventors
Dean DeMoss
Herbert U. Ragle
Assignee (at issue)
Unisys 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.