Granted Patent
Utility
US 4,677,635 · App. 06/786,371
RF-excited CO.sub.2 waveguide laser with extended tuning range
Inventors:
Hans C. Marciniak, Frank E. Goodwin
Patented Case
View Patent ↗
Granted: Jun 30, 1987
Filed: Oct 10, 1985
Inventors
Hans C. Marciniak
Frank E. Goodwin
Assignee (at issue)
Hughes Aircraft Company
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.