Granted Patent
Utility
US 4,623,556 · App. 06/815,393
Method of forming a continuous glass coating over the surface of an electrical device
Inventors:
Richard H. Brown, Franco N. Sechi
Patented Case
View Patent ↗
Granted: Nov 18, 1986
Filed: Dec 31, 1985
Inventors
Richard H. Brown
Franco N. Sechi
Assignee (at issue)
RCA 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.