Granted Patent
Utility
US 4,178,334 · App. 05/872,875
High volume humidifier/nebulizer
Inventor:
Kenneth G. Miller
Patented Case
View Patent ↗
Granted: Dec 11, 1979
Filed: Jan 27, 1978
Inventor
Kenneth G. Miller
Assignee (at issue)
Respiratory Care, 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.