Granted Patent
Utility
US 5,343,677 · App. 07/990,688
Method and system for mounting and supporting row units on an agricultural implement
Inventors:
Michael J. Covington, George H. Hale
Patented Case
View Patent ↗
Granted: Sep 6, 1994
Filed: Dec 15, 1992
Inventors
Michael J. Covington
George H. Hale
Assignee (at issue)
Case GmbH
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.