Granted Patent
Utility
US 4,281,310 · App. 06/125,732
Foot controller
Inventors:
Albert N. Cook, Boleslaw Kornatowski
Patented Case
View Patent ↗
Granted: Jul 28, 1981
Filed: Feb 28, 1980
Inventors
Albert N. Cook
Boleslaw Kornatowski
Assignee (at issue)
The Singer Company 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.