Granted Patent
Utility
US 4,621,696 · App. 06/594,000
Pivot mechanism for sod cutting machine
Inventor:
Gerardus J. Brouwer
Patented Case
View Patent ↗
Granted: Nov 11, 1986
Filed: Mar 27, 1984
Inventor
Gerardus J. Brouwer
Assignee (at issue)
Brouwer Turf Equipment Limited
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.