Granted Patent
Utility
US 4,750,418 · App. 07/020,850
Hydraulic baler density control with hydraulic sensors
Inventor:
Adrianus Naaktgeboren
Patented Case
View Patent ↗
Granted: Jun 14, 1988
Filed: Mar 2, 1987
Inventor
Adrianus Naaktgeboren
Assignee (at issue)
New Holland, Inc.
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.