Granted Patent
Utility
US 4,811,553 · App. 07/152,041
Rotary mower in which the rotary cutting elements are driven by transmission means located under the rotary cutting elements
Inventors:
Rino Ermacora, Horst Neuerburg
Patented Case
View Patent ↗
Granted: Mar 14, 1989
Filed: Feb 3, 1988
Inventors
Rino Ermacora
Horst Neuerburg
Assignee (at issue)
KUHN S.A.
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.