Granted Patent
Utility
US 5,178,476 · App. 07/647,905
Apparatus for recording and/or reading information
Inventor:
Ernst C. G. Lindelow
Patented Case
View Patent ↗
Granted: Jan 12, 1993
Filed: Jan 30, 1991
Inventor
Ernst C. G. Lindelow
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.