Granted Patent
Utility
US 5,062,389 · App. 07/570,386
Feed car apparatus
Inventor:
Michael E. Krehl
Patented Case
View Patent ↗
Granted: Nov 5, 1991
Filed: Aug 21, 1990
Inventor
Michael E. Krehl
Assignee (at issue)
CTB HOLDINGS LLC
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.