Granted Patent
Utility
US 5,205,489 · App. 07/855,167
Adjustable eductor
Inventor:
Ted D. Milner
Patented Case
View Patent ↗
Granted: Apr 27, 1993
Filed: Mar 20, 1992
Inventor
Ted D. Milner
Assignee (at issue)
Silver Engineering Works, 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.