Granted Patent
Utility
US 4,223,539 · App. 05/911,729
Apparatus for absorbing a vapor in a liquid and absorption refrigeration system incorporating same
Inventors:
Ralph L. Webb, Louis J. Mougin
Patented Case
View Patent ↗
Granted: Sep 23, 1980
Filed: Jun 2, 1978
Inventors
Ralph L. Webb
Louis J. Mougin
Assignee (at issue)
The Trane Company
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.