Granted Patent
Utility
US 5,307,288 · App. 07/712,205
Unitary fluid flow production and control system
Inventor:
Lawrence A. Haines
Patented Case
View Patent ↗
Granted: Apr 26, 1994
Filed: Jun 7, 1991
Inventor
Lawrence A. Haines
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.