Granted Patent
Utility
US 4,991,313 · App. 07/467,921
Gradual heat reduction for a clothes dryer
Inventor:
Dan F. Joslin
Patented Case
View Patent ↗
Granted: Feb 12, 1991
Filed: Jan 22, 1990
Inventor
Dan F. Joslin
Assignee (at issue)
White Consolidated Industries, 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.