Granted Patent
Utility
US 4,805,182 · App. 07/110,125
RF-excited, all-metal gas laser
Inventor:
Peter Laakmann
Patented Case
View Patent ↗
Granted: Feb 14, 1989
Filed: Oct 19, 1987
Inventor
Peter Laakmann
Assignee (at issue)
Synrad, 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.