Granted Patent
Utility
US 4,640,114 · App. 06/696,230
Automated process for cold working holes
Inventor:
Madeline A. Kuless
Patented Case
View Patent ↗
Granted: Feb 3, 1987
Filed: Jan 29, 1985
Inventor
Madeline A. Kuless
Assignee (at issue)
Grumman Aerospace 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.