Granted Patent
Utility
US 4,581,824 · App. 06/609,208
Portable adjustable washer cutter and improved washer
Inventors:
Timothy A. Wilkins, Sammy W. Leu
Patented Case
View Patent ↗
Granted: Apr 15, 1986
Filed: May 11, 1984
Inventors
Timothy A. Wilkins
Sammy W. Leu
Assignee (at issue)
PSI Telecommunications, 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.