Granted Patent
Utility
US 4,461,355 · App. 06/383,595
Cultivator row unit with ridger/bedder implement
Inventors:
Richard L. Peterson, James A. Johnson, Roger J. Scheurer, Richard W. Steinberg
Patented Case
View Patent ↗
Granted: Jul 24, 1984
Filed: Jun 1, 1982
Inventors
Richard L. Peterson
James A. Johnson
Roger J. Scheurer
Richard W. Steinberg
Assignee (at issue)
Hiniker 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.