Granted Patent
Utility
US 4,470,549 · App. 06/390,749
Fire hose nozzle
Inventors:
Clyde H. McMillan, Robert W. Steingass
Patented Case
View Patent ↗
Granted: Sep 11, 1984
Filed: Jun 21, 1982
Inventors
Clyde H. McMillan
Robert W. Steingass
Assignee (at issue)
Fire Task Force Innovations, 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.