Granted Patent
Utility
US 5,469,714 · App. 08/315,596
Method and apparatus for analyzing refrigerant properties
Inventors:
Kenneth W. Manz, Sandra Snyder
Patented Case
View Patent ↗
Granted: Nov 28, 1995
Filed: Sep 30, 1994
Inventors
Kenneth W. Manz
Sandra Snyder
Assignee (at issue)
SPX 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.