Granted Patent
Utility
US 4,561,431 · App. 06/445,797
Lavage system with linear motor
Inventor:
Robert W. Atkinson
Patented Case
View Patent ↗
Granted: Dec 31, 1985
Filed: Dec 1, 1982
Inventor
Robert W. Atkinson
Assignee (at issue)
Snyder Laboratories, 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.