Granted Patent
Utility
US 5,010,754 · App. 07/549,280
Lock actuator with removable operator
Inventors:
Nelson J. De Angelo, Kenneth T. Theriault
Patented Case
View Patent ↗
Granted: Apr 30, 1991
Filed: Jul 6, 1990
Inventors
Nelson J. De Angelo
Kenneth T. Theriault
Assignee (at issue)
Lori 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.