Granted Patent
Utility
US 4,907,422 · App. 07/396,932
Harvest cycle refrigerant control system
Inventors:
Vance L. Kohl, Charles E. Schlosser
Patented Case
View Patent ↗
Granted: Mar 13, 1990
Filed: Aug 26, 1989
Inventors
Vance L. Kohl
Charles E. Schlosser
Assignee (at issue)
The Manitowoc Company, 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.