Granted Patent
Utility
US 4,253,295 · App. 06/091,445
Lateral float mechanism for combines
Inventor:
Larimer J. Knepper
Patented Case
View Patent ↗
Granted: Mar 3, 1981
Filed: Nov 5, 1979
Inventor
Larimer J. Knepper
Assignee (at issue)
Sperry Corp.
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.