Granted Patent
Utility
US 4,334,240 · App. 06/165,435
Interpolation methods and apparatus
Inventor:
Paul E. Franklin
Patented Case
View Patent ↗
Granted: Jun 8, 1982
Filed: Jul 2, 1980
Inventor
Paul E. Franklin
Assignee (at issue)
Crosfield Electronics Limited
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.