Granted Patent
Utility
US 4,231,696 · App. 05/915,411
Multi-function end effector
Inventor:
Stuart L. Rieben
Patented Case
View Patent ↗
Granted: Nov 4, 1980
Filed: Jun 14, 1978
Inventor
Stuart L. Rieben
Assignee (at issue)
Westinghouse Electric Company LLC
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.