Granted Patent
Utility
US 4,287,516 · App. 06/068,936
Minimal energy dissipating detector
Inventor:
Charles Coleman
Patented Case
View Patent ↗
Granted: Sep 1, 1981
Filed: Aug 23, 1979
Inventor
Charles Coleman
Assignee (at issue)
Emerson Electric Co.
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.