Granted Patent
Utility
US 5,218,745 · App. 07/755,641
Scuba tank strap tightening actuator
Inventors:
Robert L. Hollis, William D. Walters
Patented Case
View Patent ↗
Granted: Jun 15, 1993
Filed: Sep 6, 1991
Inventors
Robert L. Hollis
William D. Walters
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.