Granted Patent
Utility
US 4,413,776 · App. 06/330,705
Reset controller with improved air flow span adjustment
Inventor:
George C. Boyer
Patented Case
View Patent ↗
Granted: Nov 8, 1983
Filed: Dec 14, 1981
Inventor
George C. Boyer
Assignee (at issue)
Barber-Coleman Company
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.