Granted Patent
Utility
US 4,496,923 · App. 06/417,027
Electrical device with improved heat dissipation
Inventor:
Richard S. Lenzing
Patented Case
View Patent ↗
Granted: Jan 29, 1985
Filed: Sep 13, 1982
Inventor
Richard S. Lenzing
Assignee (at issue)
Superior Electron, LLC
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.