Granted Patent
Utility
US 5,020,537 · App. 07/326,582
Measuring probe
Inventor:
Martin GÜNTHER
Patented Case
View Patent ↗
Granted: Jun 4, 1991
Filed: Mar 20, 1989
Inventor
Martin GÜNTHER
Assignee (at issue)
Hewlett-Packard Company, L.P.
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.