Granted Patent
Utility
US 5,212,356 · App. 07/930,075
Computer keyboard with flexible dome switch layer
Inventor:
George P. English
Patented Case
View Patent ↗
Granted: May 18, 1993
Filed: Aug 14, 1992
Inventor
George P. English
Assignee (at issue)
Key Tronic 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.