Granted Patent
Utility
US 4,935,832 · App. 07/168,978
Recording heads with side shields
Inventors:
Shyam C. Das, Michael Mallary
Patented Case
View Patent ↗
Granted: Jun 19, 1990
Filed: Mar 16, 1988
Inventors
Shyam C. Das
Michael Mallary
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.