Granted Patent
Utility
US 4,366,512 · App. 06/168,843
Method and apparatus for dividing a track on a magnetizable information storage disc into sectors
Inventors:
Miloslav Janak, Helmut Schonwald, Eduard Tercic, Martin Ginsberg
Patented Case
View Patent ↗
Granted: Dec 28, 1982
Filed: Jul 10, 1980
Inventors
Miloslav Janak
Helmut Schonwald
Eduard Tercic
Martin Ginsberg
Assignee (at issue)
U.S. Philips 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.