Granted Patent
Utility
US 4,902,123 · App. 07/125,240
Topography measuring apparatus
Inventor:
Paul R. Yoder, Jr.
Patented Case
View Patent ↗
Granted: Feb 20, 1990
Filed: Nov 25, 1987
Inventor
Paul R. Yoder, Jr.
Assignee (at issue)
Taunton Technologies, 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.