Granted Patent
Utility
US 4,360,795 · App. 06/193,869
Detection means
Inventor:
Dave Hoff
Patented Case
View Patent ↗
Granted: Nov 23, 1982
Filed: Oct 3, 1980
Inventor
Dave Hoff
Assignee (at issue)
Honeywell Limited
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.