Granted Patent
Utility
US 5,967,693 · App. 08/871,448
Adapters for auger drive shaft
Inventors:
Rae Dell Braaten, Edward Larson, Verne C. Watts
Patented Case
View Patent ↗
Granted: Oct 19, 1999
Filed: Jun 9, 1997
Inventors
Rae Dell Braaten
Edward Larson
Verne C. Watts
Assignee (at issue)
CLARK EQUIPMENT 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.