Granted Patent
Utility
US 4,918,263 · App. 07/383,254
Co-ordinate measuring system
Inventors:
Wolfgang Jacob-Grinschgl, Udo Muller
Patented Case
View Patent ↗
Granted: Apr 17, 1990
Filed: Jul 21, 1989
Inventors
Wolfgang Jacob-Grinschgl
Udo Muller
Assignee (at issue)
Kontron, Inc.
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.