Granted Patent
Utility
US 4,500,771 · App. 06/435,443
Apparatus and process for laser treating sheet material
Inventor:
Richard A. Miller
Patented Case
View Patent ↗
Granted: Feb 19, 1985
Filed: Oct 20, 1982
Inventor
Richard A. Miller
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.