Granted Patent
Utility
US 4,381,843 · App. 06/336,157
Closure panel retention means
Inventor:
Joseph N. Marchese
Patented Case
View Patent ↗
Granted: May 3, 1983
Filed: Dec 31, 1981
Inventor
Joseph N. Marchese
Assignee (at issue)
Zenith Radio Corporation
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.