Granted Patent
Utility
US 4,248,055 · App. 06/003,316
Hot gas bypass control for centrifugal liquid chillers
Inventors:
Arthur D. Day, III, Harold B. Ginder
Patented Case
View Patent ↗
Granted: Feb 3, 1981
Filed: Jan 15, 1979
Inventors
Arthur D. Day, III
Harold B. Ginder
Assignee (at issue)
BorgWarner 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.