Granted Patent
Utility
US 4,329,946 · App. 06/128,675
Shroud arrangement for engine cooling fan
Inventor:
Richard E. Longhouse
Patented Case
View Patent ↗
Granted: May 18, 1982
Filed: Mar 10, 1980
Inventor
Richard E. Longhouse
Assignee (at issue)
General Motors LLC
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.