Granted Patent
Utility
US 5,210,741 · App. 07/546,420
Low cost
Inventor:
Robert J. Grochmal
Patented Case
View Patent ↗
Granted: May 11, 1993
Filed: Jun 29, 1990
Inventor
Robert J. Grochmal
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.