Granted Patent
Utility
US 4,732,322 · App. 06/877,290
Liquid fuel ultrasonic atomizer construction for a heater
Inventors:
Gerhard Gaysert, Jakob Hilber, Dieter Gotz
Patented Case
View Patent ↗
Granted: Mar 22, 1988
Filed: Jun 23, 1986
Inventors
Gerhard Gaysert
Jakob Hilber
Dieter Gotz
Assignee (at issue)
J. Eberspacher
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.