Granted Patent
Utility
US 4,270,863 · App. 06/090,215
Method and apparatus for inspecting objects for defects
Inventor:
Raymond L. Trogdon
Patented Case
View Patent ↗
Granted: Jun 2, 1981
Filed: Nov 1, 1979
Inventor
Raymond L. Trogdon
Assignee (at issue)
Owens-Illinois 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.