Granted Patent
Utility
US 4,524,837 · App. 06/366,281
Soil conditioning and bed preparation apparatus
Inventor:
Jerrell W. Harden
Patented Case
View Patent ↗
Granted: Jun 25, 1985
Filed: Apr 7, 1982
Inventor
Jerrell W. Harden
Assignee (at issue)
Allied Products Corporation
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.