Granted Patent
Utility
US 5,157,826 · App. 07/717,674
Method for making linear mechanical lock with one-piece lock housing
Inventors:
Clyde R. Porter, George V. Babiciuc
Patented Case
View Patent ↗
Granted: Oct 27, 1992
Filed: Jun 19, 1991
Inventors
Clyde R. Porter
George V. Babiciuc
Assignee (at issue)
P. L. Porter Co.
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.