Granted Patent
Utility
US 4,879,672 · App. 07/087,837
Method and apparatus for testing runout velocity and acceleration on a surface
Inventor:
Philip R. Pombrio, Jr.
Patented Case
View Patent ↗
Granted: Nov 7, 1989
Filed: Aug 21, 1987
Inventor
Philip R. Pombrio, Jr.
Assignee (at issue)
Control Data 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.