Granted Patent
Utility
US 4,774,718 · App. 07/077,382
Automatic ejector rate normalizer
Inventors:
George A. Zivley, Jay A. Rice
Patented Case
View Patent ↗
Granted: Sep 27, 1988
Filed: Jul 24, 1987
Inventors
George A. Zivley
Jay A. Rice
Assignee (at issue)
ESM International 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.