Granted Patent
Utility
US 5,857,364 · App. 08/863,164
Two-way lock mechanism with cam action
Inventors:
Peter Hsu, TB Tsai, William Chang
Patented Case
View Patent ↗
Granted: Jan 12, 1999
Filed: May 27, 1997
Inventors
Peter Hsu
TB Tsai
William Chang
Assignee (at issue)
Digital Equipment Corporation
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.