Granted Patent
Utility
US 4,211,932 · App. 05/903,461
Power recovery system
Inventor:
Carl H. Geary
Patented Case
View Patent ↗
Granted: Jul 8, 1980
Filed: May 8, 1978
Inventor
Carl H. Geary
Assignee (at issue)
CARRIER CORPORATION
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.