Granted Patent
Utility
US 4,584,443 · App. 06/739,787
Captive digit input device
Inventor:
Bernard W. Yaeger
Patented Case
View Patent ↗
Granted: Apr 22, 1986
Filed: May 31, 1985
Inventor
Bernard W. Yaeger
Assignee (at issue)
Honeywell Limited
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.