Granted Patent
Utility
US 5,221,165 · App. 07/822,937
Camshaft bore machining method and apparatus
Inventor:
Allan A. Goszczynski
Patented Case
View Patent ↗
Granted: Jun 22, 1993
Filed: Jan 21, 1992
Inventor
Allan A. Goszczynski
Assignee (at issue)
Litton Industrial Automation Systems, 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.